// aimsSelect.js
/*
*  JavaScript template file for ArcIMS HTML Viewer
*		dependent on aimsXML.js, ArcIMSparam.js, aimsCommon.js, aimsMap.js, aimsIdentify, and aimsLayers.js
*		To be interactive, dependent also on aimsDHTML.js, aimsClick.js, and aimsNavigation.js
*/

aimsSelectPresent=true;

var selectData = new Array();
var selectLeft = new Array();
var selectRight = new Array();
var selectTop = new Array();
var selectBottom = new Array();
var selMaxEnvelope = new Array();

var selectLayer="";
var selectType = "";
var selectCount = 0;
var selectBlurb = "";
var selectEnvelope="";
var highlightedOne = "";
	//mode - 0=selection; 1=query
var queryMode=1;
	//mode - 1=query; 2=box,point; 3=line,polygon
var selectionMode=1;
var setQueryString="";

var shapeBufferDistance = 0;


/*
***************************************************************************************

Selection functions 

***************************************************************************************
*/

// select feature
function select(e) {

	//getImageXY(e);
	getMapXY(mouseX,mouseY);
	searchTolerance = (xDistance/iWidth) * pixelTolerance;
	var tempWest = mapX - searchTolerance;
	var tempNorth = mapY + searchTolerance;
	var tempEast = mapX + searchTolerance;
	var tempSouth = mapY - searchTolerance;
	queryStartRecord=1;
	selectEnvelope='maxy="' + forceComma(tempNorth) + '" maxx="' + forceComma(tempEast) + '" miny="' + forceComma(tempSouth) + '" minx="' + forceComma(tempWest) + '"';
	selectionMode=2;
	showRetrieveData();
	var theString = writeGetFeatures2(tempWest,tempSouth,tempEast,tempNorth);
	sendToServer(imsQueryURL,theString,selectXMLMode);
}

// start select box display
function startSelectBox(e) {
	if (checkIfActiveLayerAvailable()) {
		moveLayer("theMap",hspc,vspc);
		getImageXY(e);
		// keep it within the MapImage
		if ((mouseX<iWidth) && (mouseY<iHeight)) {
			if (selectBox) {
				stopSelectBox(e);
			} else {
				x1=mouseX;
				y1=mouseY
				x2=x1+1;
				y2=y1+1;
				zleft=x1;
				ztop=y1;
				zbottom=y1;
				zright=x1
				boxIt(x1,y1,x2,y2);
				/*
				clipLayer("zoomBoxTop",x1,y1,x2,y2);
				clipLayer("zoomBoxLeft",x1,y1,x2,y2);
				clipLayer("zoomBoxRight",x1,y1,x2,y2);
				clipLayer("zoomBoxBottom",x1,y1,x2,y2);
				*/
				selectBox=true;
				
				//if (isNav4) {
					showLayer("zoomBoxTop");
					showLayer("zoomBoxLeft");
					showLayer("zoomBoxRight");
					showLayer("zoomBoxBottom");
				//} else {
				//	showLayer("zoomBox");
				//}
			}
			highlightedOne="";
		}
		return false;
	}

}

// stop select box display..... select
function startSelectBox(e) {
	if (checkIfActiveLayerAvailable()) {
		moveLayer("theMap",hspc,vspc);
		getImageXY(e);
		// keep it within the MapImage
		if ((mouseX<iWidth) && (mouseY<iHeight)) {
			if (selectBox) {
				stopSelectBox(e);
			} else {
				x1=mouseX;
				y1=mouseY
				x2=x1+1;
				y2=y1+1;
				zleft=x1;
				ztop=y1;
				zbottom=y1;
				zright=x1
				boxIt(x1,y1,x2,y2);
				/*
				clipLayer("zoomBoxTop",x1,y1,x2,y2);
				clipLayer("zoomBoxLeft",x1,y1,x2,y2);
				clipLayer("zoomBoxRight",x1,y1,x2,y2);
				clipLayer("zoomBoxBottom",x1,y1,x2,y2);
				*/
				selectBox=true;
				
				//if (isNav4) {
					showLayer("zoomBoxTop");
					showLayer("zoomBoxLeft");
					showLayer("zoomBoxRight");
					showLayer("zoomBoxBottom");
				//} else {
				//	showLayer("zoomBox");
				//}
			}
			highlightedOne="";
		}
		return false;
	}

}

// stop select box display..... select
function stopSelectBox(e) {
	//alert("i am in stop select");
	selectBox=false;
	/*
	var tempLeft=lastLeft;
	var tempRight=lastRight;
	var tempTop=lastTop;
	var tempBottom=lastBottom;
	*/
	//if (isNav4) {
		//hideLayer("zoomBoxTop");
		//hideLayer("zoomBoxLeft");
		//hideLayer("zoomBoxRight");
		//hideLayer("zoomBoxBottom");
	//} else {
	//	showLayer("zoomBox");
	//}
	// /*
	if ((zright <zleft+2) && (zbottom < ztop+2)) {
		
		//getMapXY(mouseX-pixelTolerance,mouseY-pixelTolerance);
		getMapXY(mouseX,mouseY);
		searchTolerance = (xDistance/iWidth) * pixelTolerance;
		tempLeft = mapX-searchTolerance;
		tempTop = mapY-searchTolerance;
		tempRight = mapX+searchTolerance;
		tempBottom = mapY+searchTolerance;
		
		//select(e);
	} else {
	// */	
		pixelX = xDistance / iWidth;
		var theY = iHeight - ztop;
		pixelY = yDistance / iHeight;
		tempTop = pixelY * theY + eBottom;
		tempRight = pixelX * zright + eLeft;
		tempLeft = pixelX * zleft + eLeft;
		theY = iHeight - zbottom;
		pixelY = yDistance / iHeight;
		tempBottom = pixelY * theY + eBottom;
	}
		window.scrollTo(0,0);
	
	queryStartRecord=1;
	var theString = writeGetFeatures2(tempLeft,tempBottom,tempRight,tempTop);
	selectEnvelope='maxy="' + forceComma(tempTop) + '" maxx="' + forceComma(tempRight) + '" miny="' + forceComma(tempBottom) + '" minx="' + forceComma(tempLeft) + '"';
	//alert(" iam before assign");
	//alert("tbox is " +parent.selectFrame.document.SelectRectangle.LLLat);
	writeToRectangleSelect(parent.SelectFrame.document.SelectRectangle.LLLat,forceComma(tempBottom),1);
	//alert("i have assigned");
	writeToRectangleSelect(parent.SelectFrame.document.SelectRectangle.LLLong,forceComma(tempLeft),0);
	writeToRectangleSelect(parent.SelectFrame.document.SelectRectangle.URLat,forceComma(tempTop),2);
	writeToRectangleSelect(parent.SelectFrame.document.SelectRectangle.URLong,forceComma(tempRight),0);
	//alert("i am after assign");
	drawSelectBoundary=true;
	showBuffer=true;
	selectionMode=2;
	//if (useTextFrame) parent.TextFrame.document.location = "text.htm";
	sendToServer(imsQueryURL,theString,selectXMLMode);
	return true;

}


function writeToRectangleSelect(tbox,aValue,aFlag)
{
	//alert("tbox is "+ tbox);
	//alert("value is " +aValue);
	//alert("i am in write funtion");
	//Textbox
	if(tbox!=null)
	{		
		//alert("i am in if");
			//Not a Number
			if(!isNaN(aValue))
			{
						//alert("i am in inner if");
						tbox.value=Math.abs(aValue);
						//alert("i am after assignment in function");
							//
							if(aFlag==1) 
							{	
								
								if(parseFloat(aValue)<0)
								{
									parent.SelectFrame.document.SelectRectangle.LLLatUnit.options.selectedIndex=1;		
								}
								else
								{
									parent.SelectFrame.document.SelectRectangle.LLLatUnit.options.selectedIndex=0;		
								}

							}

							
							//Flag
							if(aFlag==2)
							{
								 if(parseFloat(aValue)<0)
								{
									parent.SelectFrame.document.SelectRectangle.URLatUnit.options.selectedIndex=1;		
								}
								else
								{
									parent.SelectFrame.document.SelectRectangle.URLatUnit.options.selectedIndex=0;		
								}
							}
			}


	}//Text box	
	
}



//Validate
function Validate(aValue)
{

	//Check for String or Number
	if (aValue.length==0)
		{
			return null;
		}
		
	// Is a  Valid Number
	if(!isNaN(aValue) && aValue!= Number.POSITIVE_INFINITY && aValue!=Number.NEGATIVE_INFINITY)
		{
			return Math.abs(parseFloat(aValue));			
		}
	else
	    {
			return null;
		}
}


//
//Check User Supplied Values and Call CircleSelect
function CheckRectangleSelect()
{

	//Lower Left X/Longitude
	var llx = Validate(parent.SelectFrame.document.SelectRectangle.LLLong.value);
	if(llx==null){
			alert("InValid Lower Left  Longitude ");
			return;
		}
	
	var llxu ='E';

	//Set Longitude to Negative Value if it 
	//is to the West of GMT
	if (llxu == "W")
		{
			llx = llx * -1;
		}
		
		
	//
	//Check for Longitude Range of Values
	if(llx < 29 || llx > 121)
	{
		alert("The Longitude values should be between 30 E and 120 E");		
		return;
	}
	
		
	//Lower Left Y/Latitude
	var lly =  Validate(parent.SelectFrame.document.SelectRectangle.LLLat.value);
	if(lly==null){
			alert("InValid Lower Left Latitude ");
			return;
		}
	var llyu =  parent.SelectFrame.document.SelectRectangle.LLLatUnit.value;
	if((lly<0) && (llyu== "S")){
		alert("hello");
		alert("Please do not enter negative values");
		return;
	}
	
	//
	
	
	//Set Latitude to Negative Value if it 
	//is in the Southern Hemisphere	
	if (llyu == "S")
		{
			lly = lly * -1;
		}
		
		
	
	//Check for Latitude Range of Values
	if(lly < -51 || lly > 31)
	{
		alert("The Latitude values should be between 50 S and 30 N");		
		return;
	}
	
	
	
	//Upper Right X/Longitude
	var urx = Validate(parent.SelectFrame.document.SelectRectangle.URLong.value);
	if(urx==null){
		alert("InValid Upper Right Longitude ");
		return;
	}
	
	var urxu = 'E';

	//Set Longitude to Negative Value if it 
	//is to the West of GMT
	if (urxu == "W")
		{
			urx = urx * -1;
		}
	
	//Check for Longitude Range of Values
	if(urx < 29 || urx > 121)
	{
		alert("The Longitude values should be between 30 E and 120 E");		
		return;
	}
	
	
	//Upper Right Y/Latitude
	var ury = Validate(parent.SelectFrame.document.SelectRectangle.URLat.value);
	if(ury==null){
		alert("InValid Upper Right Latitude ");
		return;
	}

   var uryu =  parent.SelectFrame.document.SelectRectangle.URLatUnit.value;

	if((ury<0)&&(uryu =="S")){
		alert("hello");
		alert("Please do not enter negative values");
		return;
	}
	//Set Latitude to Negative Value if it 
	//is in the Southern Hemisphere	
	if (uryu =="S")
		{
			ury = ury * -1;
		}	
		
	
	//Check for Latitude Range of Values
	if(ury < -51 || ury > 31)
	{
		alert("The latitude values should be between 50 S and 30 N");		
		return;
	}

	//Rectangle Select
	selectByEnvelope(Math.min(llx,urx),Math.min(lly,ury),Math.max(llx,urx),Math.max(lly,ury));
	BoxOcean(llx,ury,urx,lly);
}


//Select by Envelope
function selectByEnvelope(minx,miny,maxx,maxy)
{
	queryStartRecord=1;
	var theString = writeGetFeatures2(tempLeft,tempBottom,tempRight,tempTop);
	selectEnvelope='maxy="' + forceComma(maxy) + '" maxx="' + forceComma(maxx) + '" miny="' + forceComma(miny) + '" minx="' + forceComma(minx) + '"';
	
	drawSelectBoundary=false;
	showBuffer=false;
	selectionMode=2;

	sendToServer(imsQueryURL,theString,selectXMLMode);
	return true;
}


function BoxOcean(theLeft,theTop,theRight,theBottom) 
{
	//alert("i am in box ocean");
	var XMapDist = Math.abs(eRight-eLeft);
	var ptXMapDist = Math.abs(theLeft-eLeft);
	var LF =parseInt((iWidth*ptXMapDist)/XMapDist);

	var YMapDist = Math.abs(eTop-eBottom);
	var ptYMapDist = Math.abs(eTop-theTop);
	var TP =parseInt((iHeight*ptYMapDist)/YMapDist);
	

	ptXMapDist = Math.abs(theRight-eLeft);
	var RT =parseInt((iWidth*ptXMapDist)/XMapDist);

	ptYMapDist = Math.abs(eTop-theBottom);
	var BT =parseInt((iHeight*ptYMapDist)/YMapDist);

	boxIt(LF,TP,RT,BT);
	
}




// write out XML request to select features
function writeGetFeatures2(west1,south1,east1,north1) {
	if (swapSelectFields) {
		selectFields=selFieldList[ActiveLayerIndex];
		//alert(selectFields);
	}
	var theEnvelope = 'maxy="' + forceComma(north1) + '" maxx="' + forceComma(east1) + '" miny="' + forceComma(south1) + '" minx="' + forceComma(west1 )+ '"';
	var theString = writeEnvelopeXML(ActiveLayer,ActiveLayerType,selectFields,maxFeaturesReturned,queryStartRecord,theEnvelope,useLimitExtent);
	//alert(theString);
	selectLayer=ActiveLayer;
	selectType=ActiveLayerType;
	selectCount=0;
	hightlightedOne="";
	selectPoints.length=1;
	selectLeft.length=1;
	selectRight.length=1;
	selectTop.length=1;
	selectBottom.length=1;
	return theString;
}

function writeGetFeatures3() {
	if (swapSelectFields) {
		selectFields=selFieldList[ActiveLayerIndex];
	}
	var theString = writeEnvelopeXML(ActiveLayer,ActiveLayerType,selectFields,maxFeaturesReturned,queryStartRecord,selectEnvelope,useLimitExtent);
	//alert(theString);
	selectLayer=ActiveLayer;
	selectType=ActiveLayerType;
	selectCount=0;
	hightlightedOne="";
	selectPoints.length=1;
	selectLeft.length=1;
	selectRight.length=1;
	selectTop.length=1;
	selectBottom.length=1;
	return theString;
}

// generic envelope select xml write routine
function writeEnvelopeXML(theLayer,theLayerType,theFields,maxReturned,startRec,theEnvelope,hasLimit) {
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_FEATURES outputmode="xml" envelope="true" geometry="false"';
	theString += ' featurelimit="' + maxReturned + '" beginrecord="' + startRec + '">\n';
	theString += '<LAYER id="' + theLayer + '" />';
	theString += '<SPATIALQUERY subfields="' + theFields + '">';
	//theString += '<SPATIALFILTER relation=envelope_intersection >';
	theString += '<SPATIALFILTER relation="area_intersection" >';
	theString += '<ENVELOPE ' + theEnvelope + ' />';
	theString += '</SPATIALFILTER>';
	if (hasLimit) {
		// keep this within the limitExtent
		theString += '<SPATIALFILTER relation="area_intersection">\n';
		theString += '<ENVELOPE maxx="' + forceComma(limitRight) + '" maxy="' + forceComma(limitTop) + '" minx="' + forceComma(limitLeft) + '" miny="' + forceComma(limitBottom) + '" />\n';
		theString += '</SPATIALFILTER>\n';
	}
	theString += '</SPATIALQUERY>';
	theString += '</GET_FEATURES>';
	theString += '</REQUEST>';
	theString += '</ARCXML>';
	return theString;

}

// write out xml request for selection by shape
function writeShapeSelect(theType) {
	if (swapSelectFields) {
		selectFields=selFieldList[ActiveLayerIndex];
	}
	var theString = '<ARCXML version="1.1">\n<REQUEST>\n<GET_FEATURES outputmode="xml" envelope="true" geometry="false"';
	theString += ' featurelimit="' + maxFeaturesReturned + '" beginrecord="' + queryStartRecord + '">\n';
	theString += '<LAYER id="' + ActiveLayer + '" />';
	theString += '<SPATIALQUERY subfields="' + selectFields + '">';
	theString += '<SPATIALFILTER relation="area_intersection" >';
	if ((shapeSelectBuffer) && (shapeBufferDistance>0)) {
	//if (shapeBufferDistance>0) {
		// do a buffer around the shape before selecting
		
		theString += '<BUFFER distance="' + forceComma(shapeBufferDistance) + '" ';
		
		theString += ' bufferunits="' + ScaleBarUnits + '"';
		theString += ' />\n';
	}
	if (theType==1) {
		theString += '<POLYLINE>\n<PATH>\n';
	} else if (theType==2) {
		theString += '<POLYGON>\n<RING>\n';
	} else {
		theString += '<MULTIPOINT>\n';
	}
	if (theType==0) {
		theString += '<POINT x="' + clickPointX[clickCount-1] + '" y="' + clickPointY[clickCount-1] + '" />\n';
	} else {
		for (var i=0;i<clickCount;i++) {
			theString += '<POINT x="' + clickPointX[i] + '" y="' + clickPointY[i] + '" />\n'; 
		}
	}
	if (theType==0) {
		theString += '</MULTIPOINT>\n';
	} else if (theType==2) {
		theString += '</RING>\n</POLYGON>\n';
	} else {
		theString += '</PATH>\n</POLYLINE>\n';
	}
	theString += '</SPATIALFILTER>';
	if (useLimitExtent) {
		// keep this within the limitExtent
		theString += '<SPATIALFILTER relation="area_intersection">\n';
		theString += '<ENVELOPE maxx="' + forceComma(limitRight) + '" maxy="' + forceComma(limitTop) + '" minx="' + forceComma(limitLeft) + '" miny="' + forceComma(limitBottom) + '" />\n';
		theString += '</SPATIALFILTER>\n';
	}
	theString += '</SPATIALQUERY>';
	theString += '</GET_FEATURES>';
	theString += '</REQUEST>';
	theString += '</ARCXML>';
	//alert(theString);
	selectLayer=ActiveLayer;
	selectType=ActiveLayerType;
	selectCount=0;
	hightlightedOne="";
	selectPoints.length=1;
	selectLeft.length=1;
	selectRight.length=1;
	selectTop.length=1;
	selectBottom.length=1;
	return theString;
	
}

// request a selection using a shape
function sendShapeSelect(theType) {
	queryStartRecord=1;
	selectionMode=3;
	showBuffer=false;
	if (theType==2) {
		if ((clickPointX[0]!=clickPointX[clickCount-1]) && (clickPointY[0]!=clickPointY[clickCount-1])) {
			clickPointX[clickCount]=clickPointX[0];
			clickPointY[clickCount]=clickPointY[0];
			clickCount=clickCount+1;
		}
	}
	showRetrieveData();
	var theString = writeShapeSelect(theType);
	sendToServer(imsQueryURL,theString,selectXMLMode);
}

// request more records to display
function getMoreData(startRecord) {
	var theString = "";
	queryStartRecord = startRecord;
	if (selectionMode==1) {
		//query
		theString = writeQueryXML(setQueryString);
	} else if (selectionMode==2) {
		theString = writeGetFeatures3();
	} else {
		var theType = clickType-1;
		theString = writeShapeSelect(theType);
	}
	showRetrieveData();
	sendToServer(imsQueryURL,theString,selectXMLMode);
}

// refresh map with hightlighted selection
function showHighlight(selNum) {
		highlightedOne = LayerIDField[ActiveLayerIndex] + " = " + selectPoints[selNum];
		//alert(selectLeft[selNum] + "," + selectRight[selNum]);
		var fWidth = selectRight[selNum] - selectLeft[selNum];
		var fHeight = selectTop[selNum] - selectBottom[selNum];
		var mWMargin = 0;
		var mHMargin = 0;
		if (selectType=="point") {			
			mWMargin = fullWidth * selectPointMargin;
			mHMargin = fullHeight * selectPointMargin;
			if (mWMargin > xDistance/2) {
				mWMargin = xDistance/2;
				mHMargin = yDistance/2;
			}
		} else {
			mWMargin = fWidth * selectMargin;
			mHMargin = fHeight * selectMargin; 
		}
		saveLastExtent();
		eLeft = selectLeft[selNum] - mWMargin;
		eRight = selectRight[selNum] + mWMargin;
		eTop = selectTop[selNum] + mHMargin;
		eBottom = selectBottom[selNum] - mHMargin;
		//alert(highlightedOne);
			legendTemp=legendVisible;
			legendVisible=false;
			sendMapXML();
			
}

// calculate max envelope for returned records
function calcSelectEnvelope() {
	//alert(selectCount);
	if (selectCount>0) {
		selMaxEnvelope[0] = selectLeft[0];
		selMaxEnvelope[1] = selectBottom[0];
		selMaxEnvelope[2] = selectRight[0];
		selMaxEnvelope[3] = selectTop[0];
		//alert("0 - " + selMaxEnvelope[0] + "," + selMaxEnvelope[1] + "," + selMaxEnvelope[2] + "," + selMaxEnvelope[3]);
		if (selectCount>1) {
			for (var i=1;i<selectCount;i++) {
				if (selectLeft[i]<selMaxEnvelope[0]) selMaxEnvelope[0] = selectLeft[i];
				if (selectBottom[i]<selMaxEnvelope[1]) selMaxEnvelope[1] = selectBottom[i];
				if (selectRight[i]>selMaxEnvelope[2]) selMaxEnvelope[2] = selectRight[i];
				if (selectTop[i]>selMaxEnvelope[3]) selMaxEnvelope[3] = selectTop[i];
				//alert(i + " - " + selMaxEnvelope[0] + "," + selMaxEnvelope[1] + "," + selMaxEnvelope[2] + "," + selMaxEnvelope[3]);
			}
		}
	}
}

function zoomToReturnedRecords() {
	calcSelectEnvelope();
	var fWidth = selMaxEnvelope[2] - selMaxEnvelope[0];
	var fHeight = selMaxEnvelope[3] - selMaxEnvelope[1];
	var mWMargin = 0;
	var mHMargin = 0;
	if ((fWidth==0) && (fHeight==0)) {			
		mWMargin = fullWidth * selectPointMargin;
		mHMargin = fullHeight * selectPointMargin;
		if (mWMargin > xDistance/2) {
			mWMargin = xDistance/2;
			mHMargin = yDistance/2;
		}
	} else {
		mWMargin = fWidth * selectMargin;
		mHMargin = fHeight * selectMargin; 
	}
	saveLastExtent();
	eLeft = selMaxEnvelope[0] - mWMargin;
	eRight = selMaxEnvelope[2] + mWMargin;
	eTop = selMaxEnvelope[3] + mHMargin;
	eBottom = selMaxEnvelope[1] - mHMargin;
	//legendTemp=legendVisible;
	//legendVisible=false;
	sendMapXML();

}
// clear current selection
function clearSelection(e) {
	var theCount = selectCount;
	var theHL = highlightedOne;
	selectCount=0;
	showBuffer=false;
	highlightedOne="";
	selectPoints.length=0;
	selectLeft.length=0;
	selectRight.length=0;
	selectTop.length=0;
	selectBottom.length=0;
	drawSelectBoundary=false;
	showGeocode=false;
	clickCount=0;
	totalMeasure=0;
	currentMeasure=0;
	if (useTextFrame) {
		parent.TextFrame.document.open();
		parent.TextFrame.document.writeln('<meta http-equiv="Content-Type" content="text/html; charset=' + charSet + '"><html>');
		parent.TextFrame.document.writeln('<body bgcolor="White" text="Black" link="Blue" vlink="Blue">');
		parent.TextFrame.document.writeln('<FONT FACE="Arial" SIZE="-1"><b>' + LayerName[ActiveLayerIndex] + '</b><br>');
		if (toolMode==20) {
			parent.TextFrame.document.writeln(msgList[70]);
			updateMeasureBox()
			}
		else 
			parent.TextFrame.document.writeln(msgList[71]);
		parent.TextFrame.document.writeln('</body></html>');
		parent.TextFrame.document.close()
	} else {
		if (toolMode==20) {
			showLayer("measureBox");
			updateMeasureBox()
			alert(msgList[70]);
		} else {
			//alert(msgList[71]);
			hideLayer("zoomBoxTop");
			hideLayer("zoomBoxLeft");
			hideLayer("zoomBoxRight");
			hideLayer("zoomBoxBottom");
		}
	}

	
	//if ((theCount>0) || (theHL!="")) {
			//legendTemp=legendVisible;
			//legendVisible=false;
			selectBlurb="";
			//showLayer("LoadMap");
			//var theString = writeXML();
			//sendToServer(imsURL,theString,99);
			sendMapXML();
	//}

}

// add Draw Selected Features to Map XML request
function addSelectToMap(){
	var selString = "";
	var sFactor = (eRight-eLeft) / iWidth
	if (((sFactor>=LayerMinScale[ActiveLayerIndex]) && (sFactor<=LayerMaxScale[ActiveLayerIndex]) && (LayerVisible[ActiveLayerIndex]==1)) || (canSelectInvisible)) {
		if ((selectCount>0) && (showSelectedFeatures)) {
			selString +='<LAYER type="featureclass" name="Selected Features" visible="true">\n';
			//selString +='<DATASET fromlayer="' + ActiveLayer + '" />\n';
			selString +='<DATASET fromlayer="' + LayerID[ActiveLayerIndex] + '" />\n';
			if (selectionMode==1) {
				selString +='<SPATIALQUERY  where="' + setQueryString + '"';
				if (useLimitExtent) {
					// keep this within the limitExtent
					
					selString +='>\n<SPATIALFILTER relation="area_intersection">\n';
					selString +='<ENVELOPE maxx="' + forceComma(limitRight) + '" maxy="' + forceComma(limitTop) + '" minx="' + forceComma(limitLeft) + '" miny="' + forceComma(limitBottom) + '" />\n';
					selString +='</SPATIALFILTER>\n';
					selString +='</SPATIALQUERY>\n';
				} else {
				selString +='/>\n';
				}
			
			} else {
				selString +='<SPATIALQUERY>\n';
				selString +='<SPATIALFILTER relation="area_intersection" >\n';
				if (selectionMode==2) {
					selString +='<ENVELOPE ' + selectEnvelope + ' />\n';
				} else {
					if ((shapeSelectBuffer) && (shapeBufferDistance>0)) {
					//if (shapeBufferDistance>0) {
						// do a buffer around the shape before selecting
						
						selString += '<BUFFER distance="' + forceComma(shapeBufferDistance) + '" ';
						
						selString += ' bufferunits="' + ScaleBarUnits + '"';
						selString += ' />\n';
					}
					if (clickType==2) {
						selString +='<POLYLINE>\n<PATH>\n';
					} else if (clickType==3) {
						selString +='<POLYGON>\n<RING>\n';
					} else {
						selString +='<MULTIPOINT>\n';
					}
					if (clickType==1) {
						selString +='<POINT x="' + clickPointX[clickCount-1] + '" y="' + clickPointY[clickCount-1] + '" />\n';
					} else {
						for (var i=0;i<clickCount;i++) {
							selString +='<POINT x="' + clickPointX[i] + '" y="' + clickPointY[i] + '" />\n'; 
						}
					}
					if (clickType==3) {
						//selString +='<POINT x="' + clickPointX[0] + '" y="' + clickPointY[0] + '" />\n';
						selString +='</RING>\n</POLYGON>\n';
					} else if (clickType==2) {
						selString +='</PATH>\n</POLYLINE>\n';
					} else {
						selString +='</MULTIPOINT>\n';
					}
				}
				selString +='</SPATIALFILTER>\n';
				///*
				if (useLimitExtent) {
					// keep this within the limitExtent
					selString +='<SPATIALFILTER relation="area_intersection">\n';
					selString +='<ENVELOPE maxx="' + forceComma(limitRight) + '" maxy="' + forceComma(limitTop) + '" minx="' + forceComma(limitLeft) + '" miny="' + forceComma(limitBottom) + '" />\n';
					selString +='</SPATIALFILTER>\n';
				} 
				//*/
				selString +='</SPATIALQUERY>\n';
			}
			selString +='<SIMPLERENDERER>\n';
		
			if (selectType=="point") {
				selString +='<SIMPLEMARKERSYMBOL color="' + selectColor + '" type="Circle" width="10" />\n';
			} else if (selectType=="line") {
				selString +='<SIMPLELINESYMBOL type="SOLID" color="' + selectColor + '" width="3" />\n';
			} else {
				//selString +='<SIMPLEPOLYGONSYMBOL FILLCOLOR="' + selectColor + '" FILLTYPE="Gray" ';
				selString +='<SIMPLEPOLYGONSYMBOL fillcolor="' + selectColor + '" filltype="solid" transparency="' + forceComma(transparentLevel) + '" boundarycolor="255,255,255" />\n';
			}
			selString +='</SIMPLERENDERER>\n';
			selString +='</LAYER>\n';
			
		
		}
		
		
		if (selectBlurb!="") {
			// add SelectBlurb to Map XML request
			selString +='<LAYER type="featureclass" name="Selected Features" visible="true">\n';
			//selString +='<DATASET fromlayer="' + ActiveLayer + '" />\n';
			selString +='<DATASET fromlayer="' + LayerID[ActiveLayerIndex] + '" />\n';
			selString +='<QUERY where="' + selectBlurb + '" />\n';
			selString +='<SIMPLERENDERER>\n';
		
			if (selectType=="point") {
				selString +='<SIMPLEMARKERSYMBOL color="' + selectColor + '" type="Circle" width="10" />\n';
			} else if (selectType=="line") {
				selString +='<SIMPLELINESYMBOL type="SOLID" color="' + selectColor + '" width="3" />\n';
			} else {
				selString +='<SIMPLEPOLYGONSYMBOL fillcolor="' + selectColor + '" filltype="solid" transparency="' + forceComma(transparentLevel) + '" boundarycolor="255,255,255" />\n';
				}
			selString +='</SIMPLERENDERER>\n';
			selString +='</LAYER>\n';
		
		}
		
		if (highlightedOne!="") {
			// add Draw Highlighed Feature to Map XML request
			selString +='<LAYER type="featureclass" name="Highlighted Feature" visible="true">\n';
			//selString +='<DATASET fromlayer="' + ActiveLayer + '" />\n';
			selString +='<DATASET fromlayer="' + LayerID[ActiveLayerIndex] + '" />\n';
			selString +='<QUERY where="' + highlightedOne + '" />\n';
			selString +='<SIMPLERENDERER>\n';
		
			if (selectType=="point") {
				selString +='<SIMPLEMARKERSYMBOL color="' + highlightColor + '" type="Circle" width="10" />\n';
			} else if (selectType=="line") {
				selString +='<SIMPLELINESYMBOL type="SOLID" color="' + highlightColor + '" width="3" />\n';
			} else {
				//selString +='<SIMPLEPOLYGONSYMBOL FILLCOLOR="' + highlightColor + '" FILLTYPE="Gray" ';
				selString +='<SIMPLEPOLYGONSYMBOL fillcolor="' + highlightColor + '" filltype="solid" transparency="' + forceComma(transparentLevel) + '" boundarycolor="255,255,255" />\n';
			}
			selString +='</SIMPLERENDERER>\n';
			selString +='</LAYER>\n';
			//alert(selString);
		}	
	}
	return selString;
}