// JavaScript Document
var ie = document.all;
var nn6 = document.getElementById &&! document.all;

var isdrag = false;
var x, y;
var dobj;
var left=0;
var top=0;
//var height=f_clientHeight();/**/
var width=f_clientWidth();/**/
//alert("hh"+document.getElementById("popupWindow").style.offsetheight);
function movemouse( e ) {

  if( isdrag ) {
	left=(nn6 ? tx + e.clientX - x : tx + event.clientX - x );
	top=(nn6 ? ty + e.clientY - y : ty + event.clientY - y);
   // if((dobj.offsetHeight+top) < height)
		dobj.style.top  = top+'px';
	if((dobj.offsetWidth+left+15) < width && left > 0 )
	dobj.style.left = left+'px';
    
    return false;
  }
}

function selectmouse( e ) {
  var fobj       = nn6 ? e.target : event.srcElement;
  var topelement = nn6 ? "HTML" : "BODY";

  while (fobj.tagName != topelement && fobj.className != "dragme") {
    fobj = nn6 ? fobj.parentNode : fobj.parentElement;
  }

  if (fobj.className=="dragme") {
    isdrag = true;
    dobj = document.getElementById("popupWindow");
    tx = parseInt(dobj.style.left+0);
    ty = parseInt(dobj.style.top+0);
	x = nn6 ? e.clientX : event.clientX;
    y = nn6 ? e.clientY : event.clientY;
	//alert(tx+"uuu"+ty+"ppp"+x+"kkk"+y);
    document.onmousemove=movemouse;
    return false;
  }
}
document.onmousedown=selectmouse;
document.onmouseup=new Function("isdrag=false");

function f_clientWidth() {
	return f_filterResults (
		window.innerWidth ? window.innerWidth : 0,
		document.documentElement ? document.documentElement.clientWidth : 0,
		document.body ? document.body.clientWidth : 0
	);
}
function f_clientHeight() {
	return f_filterResults (
		window.innerHeight ? window.innerHeight : 0,
		document.documentElement ? document.documentElement.clientHeight : 0,
		document.body ? document.body.clientHeight : 0
	);
}
function f_scrollLeft() {
	return f_filterResults (
		window.pageXOffset ? window.pageXOffset : 0,
		document.documentElement ? document.documentElement.scrollLeft : 0,
		document.body ? document.body.scrollLeft : 0
	);
}
function f_scrollTop() {
	return f_filterResults (
		window.pageYOffset ? window.pageYOffset : 0,
		document.documentElement ? document.documentElement.scrollTop : 0,
		document.body ? document.body.scrollTop : 0
	);
}
function f_filterResults(n_win, n_docel, n_body) {
	var n_result = n_win ? n_win : 0;
	if (n_docel && (!n_result || (n_result > n_docel)))
		n_result = n_docel;
	return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;
}