search Button require two click instead of one.

var xmlhttp;

if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari

xmlhttp = new XMLHttpRequest();

}

else {// code for IE6, IE5

xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

}

xmlhttp.onreadystatechange = function () {

if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {

document.getElementById("loading").innerHTML = ''; // hide loading images

document.getElementById("content").innerHTML = xmlhttp.responseText;

}

}

document.getElementById("loading").innerHTML = ''; // loading images

xmlhttp.open("GET", "page2.aspx?&SizeFrom=" + SizeFrom + "&SizeTo=" + SizeTo, true);

xmlhttp.send();

var SizeFrom;

var SizeTo;

 

document.getElementById("Button1").click();

SizeFrom = $("#lbl_SizeFrom").text();

SizeTo = $("#lbl_SizeTo").text();

showCustomer();

lbl_SizeFrom.Text = txt_sizefrom.Text.ToString();

lbl_SizeTo.Text = txt_sizeto.Text.ToString();

Response.Expires = -1;

object obj_SizeFrom = Request.QueryString["SizeFrom"];

string str_SizeFrom = obj_SizeFrom.ToString();

object obj_SizeTo = Request.QueryString["SizeTo"];

string str_SizeTo = obj_SizeTo.ToString();

Response.Write(str_SizeFrom + "
");

Response.Write(str_SizeTo + "
");