var winName;
function winOpen(winName, dt)
{
	var e;
	var posx = 0;
	var posy = 0;
	var winW ;
	var winH ;

	if (parseInt(navigator.appVersion)>3) 
	{
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth;
	  winH = window.innerHeight;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = screen.width;
	  winH = screen.height;
	  }
	}

	if (!e) var e = window.event;
	if (e.pageX || e.pageY) 	{
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.screenX || e.screenY) 	{
		posx = e.screenX ;
		posy = e.screenY ;
	}
	if(posy>(winH/2))
		posy=posy-230;
	if(posx>(winW/2))
		posx=posx-230;
	winName=window.open('/DatePicker/dtPicker.php?cur_dt='+dt,winName,'menubar=no,width=220,height=200,toolbar=no,top='+posy+',left='+posx+'');
	winName.focus();
}