var count = 10;
function bbimg(oImage)
{if(event.ctrlKey) {
count = Counting(count);Resize(oImage,count);return false;
	} else {
		return true;
	}
}
function Counting(newzoom)
{if (event.wheelDelta >= 120)newzoom++;else if (event.wheelDelta <= -120)newzoom--;if (newzoom<5) newzoom=5; 
if (newzoom>20) newzoom=20;
return newzoom;}
function Resize(oImage,newzoom){oImage.style.zoom = newzoom + '0%';count=newzoom;}