var product_filter = {};

product_filter.expand_colapse = function(obj){
	var colapse = document.getElementById(obj.id + "_colapse");
	var expand = document.getElementById(obj.id + "_expand");
	var content = document.getElementById(obj.id + "_content");

	if(colapse.style.display == "none"){
		colapse.style.display = "";
		expand.style.display = "none";
		content.style.display = "";
	}else{
		expand.style.display = "";
		colapse.style.display = "none";
		content.style.display = "none";
	}
}