function productZoom(c_id){
		window.location.search = '?p=products&c='+c_id;
	}
	
	function changeImage(obj){
		document.getElementById('main_img').src = obj.src;
	}
	
	function imageOver(obj){
		obj.parentNode.style.backgroundColor = "#EEEEEE";
	}
	
	function imageOut(obj){
		obj.parentNode.style.backgroundColor = "";
	}