var wwidth=600;
var hheight=450;
var a;
var b;
var lleft;


var  NS = (document.layers) ? 1 : 0;
var IE = (document.all) ? 1: 0;

if(window.innerHeight) {

a=window.innerHeight;
b=window.innerWidth;

}
else if (IE){


a=document.body.offsetHeight;
b=document.body.offsetWidth;

}

if (a>=450)
{
hheight=a-50;
}
lleft=Math.round(b/2)-Math.round(wwidth/2);

//  lleft=b-wwidth-50;



 wwidth=620;
 hheight=450;









function win(b)




{











window.open(b,null,'channelmode=0, toolbar=0, location=0, directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width='+wwidth+',height='+hheight+',left='+lleft+',top=100');
if(window.event)
window.event.returnValue=false;

}