function votePageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}
	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}
	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

function voteWindow(url,w,h){
	size = votePageSize();
	l = (size[0]-w)/2;
	t = (size[1]-h)/2;
	w = window.open(url,'VoteWindow','width='+w+',height='+h+',left='+l+',top='+t+',location=0,toolbar=0,status=0,menubar=0,resizable=0,scrollbars=0');
	w.moveTo(l,t);
}


function vote(url,frm){
//	alert(frm.answer);
//	if (voted) return false;
	for (i=0;i<frm.answer.length;i++){
		if (frm.answer[i].checked){
			url += '/'+frm.answer[i].value;
			voted = true;
			voteWindow(url,580,300);
			//GB_showCenter('title', url, 300, 580);
		}
	}
}