Hi Ganesh,Please check the code below./////////////////****************************////////////////////////////////////////
var gp = new esri.Graphic(pt, new esri.symbol.SimpleMarkerSymbol(esri.symbol.SimpleMarkerSymbol.STYLE_SQUARE, 10,
new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255, 0, 0]), 1),
new dojo.Color([0, 255, 0, 0.25])));
myMap.graphics.add(gp);
/////////////////****************************////////////////////////////////////////
Below is the your full example see if this expected to function.
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Create a Map</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<!-- <link rel="stylesheet" type="text/css" href="http://serverapi.arcgisonline.com/jsapi/arcgis/1.6/js/dojo/dijit/themes/tundra/tundra.css">
<script type="text/javascript" src="http://serverapi.arcgisonline.com/jsapi/arcgis/?v=1.6"></script> -->
<link rel="stylesheet" href="http://serverapi.arcgisonline.com/jsapi/arcgis/2.5/js/dojo/dijit/themes/tundra/tundra.css">
<link rel="stylesheet" href="http://serverapi.arcgisonline.com/jsapi/arcgis/2.5/js/esri/dijit/css/Popup.css">
<script>var dojoConfig = { parseOnLoad: true };</script>
<script src="http://serverapi.arcgisonline.com/jsapi/arcgis/?v=2.5"></script>
<script type="text/javascript">
dojo.require("esri.map");
// dojo.require("esri.graphic");
// dojo.require("esri.geometry.Point");
// dojo.require("esri.symbol");
dojo.require("dijit.form.NumberTextBox");
dojo.require("esri.tasks.geometry");
var myMap, myTiledMapServiceLayer, gsvc;
var projX, projY;
function init() {
myMap = new esri.Map("mapDiv");
myTiledMapServiceLayer = new
esri.layers.ArcGISTiledMapServiceLayer
("http://server.arcgisonline.com/ArcGIS/rest/services/ESRI_StreetMap_World_2D/MapServer");
myMap.addLayer(myTiledMapServiceLayer);
}
// geometry Service
gsvc = new esri.tasks.GeometryService("http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/Geometry/GeometryServer");
function CreatePoint()
{
var x =dijit.byId('tXCord').value;
var y =dijit.byId('tYCord').value;
// alert(x);
if((!dijit.byId('tXCord').value || !dijit.byId('tYCord').value))
{
alert("Please enter X and Y co-ordinates");
return false;
}
else
{
myMap.graphics.clear();
// var pt = new esri.geometry.Point(-100, 40, new esri.SpatialReference({'wkid': 4326}));
var pt = new esri.geometry.Point(x, y, new esri.SpatialReference({wkid: 4326}));
var wm = esri.geometry.geographicToWebMercator(pt);
//var symbol = new esri.symbol.SimpleMarkerSymbol();
// var graphic = new esri.Graphic(esri.geometry.geographicToWebMercator(pt), symbol);
// var projPt = new esri.geometry.Point(projX, projY, new esri.SpatialReference({'wkid':32629}));
// convert client side
var graphic = new esri.Graphic(wm, // geometry
new esri.symbol.SimpleMarkerSymbol(esri.symbol.SimpleMarkerSymbol.STYLE_SQUARE,10,
new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255,0,0]),1),
new dojo.Color([0,255,0,0.25])), // symbol
{'title': 'Test Point Location', 'content':'Your point feature'}, // attributess
new esri.InfoTemplate('${title}', '${content}')
);
myMap.graphics.add(graphic);
var outSR = new esri.SpatialReference({wkid:102113});
gsvc.project([pt], outSR, function(result) {
dojo.byId('results').innerHTML = "X:" + ' ' + result[0].x.toFixed() + ',' + "Y:" + ' ' + result[0].y.toFixed();
projX = result[0].x.toFixed();
projY = result[0].y.toFixed();
alert(projX + "," + projY);
});
myMap.centerAndZoom(pt, 10);
/////////////////****************************////////////////////////////////////////
var gp = new esri.Graphic(pt, new esri.symbol.SimpleMarkerSymbol(esri.symbol.SimpleMarkerSymbol.STYLE_SQUARE, 10,
new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255, 0, 0]), 1),
new dojo.Color([0, 255, 0, 0.25])));
myMap.graphics.add(gp);
/////////////////****************************////////////////////////////////////////
}
}
dojo.addOnLoad(init);
</script>
</head>
<body>
<div id="mapDiv" class="tundra" style="width:900px; height:600px; border:1px solid #000;"></div>
<h4>Work flow:</h4>
<ul>
<li>Create a map.</li>
<li>Add an ArcGISTiledMapServiceLayer.</li>
</ul>
<label for="txCord">Enter X Co-ordinate(Longitude):</label>
<input id="tXCord" type="text" data-dojo-type="dijit.form.NumberTextBox" name="Latitude:" required="true" />
</br>
<label for="tYCord">Enter Y Co-ordinate (Latitude):</label>
<input id="tYCord" type="text" data-dojo-type="dijit.form.NumberTextBox" name="Longitude:" required="true" />
</br>
<input type="button" onclick="CreatePoint();" value="ZoomtoXY"/>
<div id="results"></div>
</body>
</html>