function postData(url,FormData,funcName,control) {

	this.url = url;

	this.control=control;

	var self = this;

	if (window.XMLHttpRequest) 	{ 	/* branch for native XMLHttpRequest object */

		this.req = new XMLHttpRequest ();		

		this.req.onreadystatechange = function (){ funcName(self);}

		this.req.open("POST",url,true);

		this.req.setRequestHeader("content-length",FormData.length); 

		this.req.setRequestHeader("content-type","application/x-www-form-urlencoded"); 

		this.req.send(FormData);

	} else if (window.ActiveXObject) { 	/* branch for IE/Windows ActiveX version */

		this.req = new ActiveXObject ("Microsoft.XMLHTTP");

		if (this.req) 	{

			this.req.onreadystatechange = function (){	funcName(self);}

			this.req.open("POST",url,true);

			this.req.setRequestHeader("content-length",FormData.length); 

			this.req.setRequestHeader("content-type","application/x-www-form-urlencoded"); 

			this.req.send(FormData);

		}

	}

}





function URLEncode(plaintext ){

	var SAFECHARS = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_.!~*'()";

	var HEX = "0123456789ABCDEF";

	var encoded = "";

	for (var i = 0; i < plaintext.length; i++ )	{

		var ch = plaintext.charAt(i);

	    if (ch == " ")  {

		    encoded += "+";				// x-www-urlencoded, rather than %20

		} else if (SAFECHARS.indexOf(ch) != -1)	{

		    encoded += ch;

		}else{

		    var charCode = ch.charCodeAt(0);

			if (charCode > 255)	{

				encoded += "+";	// substitute a space

			}else{

				encoded += "%";

				encoded += HEX.charAt((charCode >> 4) & 0xF);

				encoded += HEX.charAt(charCode & 0xF);

			}

		}

	} // for

	return encoded;

}