function open_pop_advantages(){
	var pos=screen.width-755;
   	var vars="width=775,height=750,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,top=0,copyhistory=0,left="+pos;
	window.open('matrixBig.html','Matrix', vars );	
}
function open_pop_advantages1(){
	var pos=screen.width-450;
   	var vars="width=450,height=500,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,top=0,copyhistory=0,left="+pos;
	window.open('peer.html','Peer', vars );	
}