var inputChng
	function ChngInputVal(url, idWrite, tRequest)
	{
		if(tRequest!="GET" || tRequest!="POST")
			tRequest = "GET";
		element	=  document.getElementById(idWrite);
		
		// code for Mozilla, etc.
		if (window.XMLHttpRequest)
		  inputChng=new XMLHttpRequest()
		else if (window.ActiveXObject)
		  inputChng=new ActiveXObject("Microsoft.XMLHTTP")

		inputChng.onreadystatechange=function(){
		if (inputChng.readyState==4){
			// if OK
			if (inputChng.status==200)
			  element.value=inputChng.responseText
			else
				alert("Problem Ao Tentar Abrir Arquivo:" + inputChng.statusText)
		
			}
		}		 
		inputChng.open(tRequest,url,true)
		if(tRequest=="POST"){
			inputChng.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		}
		inputChng.send(null)	
	}