// JavaScript Document
function openWindow(url,width,height){
 var xposition=0; 
 var yposition=0;

 if ((parseInt(navigator.appVersion) >= 4 ))
	  {
		xposition = (screen.width - width) / 2;
		yposition = (screen.height - height-25) / 2;
		//alert("x:"+xposition + "y:"+yposition );
	  }

	window.open(url,"","height="+height+",width="+width+",top="+yposition+",left="+xposition+",toolbar= no, menubar=no, scrollbars=yes, resizable=yes, location=no, status=no");
	//window.showModalDialog(url,"","dialogHeight="+height+";dialogWidth="+width+"px");
}