function fix_object_spacer(obj,spacer_height){
		var element_height;
		var height_left;
		var count;
		//var spacer_height;
		
		//spacer_height = 469;
		//element_height = document.getElementById('test-element').scrollHeight;
		element_height = obj.scrollHeight;
		height_left = element_height % spacer_height;

		if (height_left!=0) {
			//element is niet even groot als een aantal keer de background, dus moeten we hem iets groter maken..
			count = (element_height-height_left)/spacer_height+1;
		}else{
			//element precies even groot
			count = element_height/spacer_height;
		}
		
		obj.style.height = spacer_height*count + "px";
	}