var xmlHttp;

function GetXmlHttpObject()
	{
		var objXMLHttp=null;				 
		if (window.XMLHttpRequest)
			{			 
				objXMLHttp=new XMLHttpRequest() 
			}else if (window.ActiveXObject){ 
				objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP") 
			} 
				return objXMLHttp;
	}	 

function checkForm(name,value,id){ 

			
	xmlHttp=GetXmlHttpObject() 
		if (xmlHttp==null){ 
			alert ("Browser does not support HTTP Request") 	
			return
			} 
			

	var url="../validate.php?name="+name+"&value="+value+"&number="+new Date(); 
				//alert(url);
	xmlHttp.open("GET",url,true) 
	xmlHttp.onreadystatechange = function () { 	
	
	if (xmlHttp.readyStat <4) { 
		document.getElementById(id).innerHTML ='images/ajax.gif'; 
		}
	
	if (xmlHttp.readyState == 4) { 
		document.getElementById(id).innerHTML = xmlHttp.responseText; 
		}
	}; 
	xmlHttp.send(null); 
}