function popup(url, name, h, w,scroll,resize)
{
	var popwin;
	
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	
	var opcoes = "toolbar=no,status=no,location=no,menubar=no";
	opcoes += ',height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable='+resize+''

	popwin = window.open("", name, opcoes);

	popwin.focus();

	popwin.location = url;
	
}	


var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos)
{
	if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
	if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
	else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
	settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
	win=window.open(mypage,myname,settings);
}