function bbimg(o)
{
	if(event.ctrlKey)
	{
		var zoom = parseInt(o.style.zoom, 10)||100;zoom+=event.wheelDelta/12;if (zoom>0)
		o.style.zoom=zoom+'%';
		return false;
	}
	else
	{
		return true;
	}
}

String.prototype.trim = function()
{
return this.replace(/(^\s*)|(\s*$)/g, "");
}