// JavaScript Document
window.addEvent('domready', function() {
	var isSubpage = false;
	var lichilds = document.getElementById("case_studies").getElementsByTagName("a");
	for(i=0;i<lichilds.length;i++){
		if(location.href == lichilds[i].href) isSubpage = true;
	}
	
	var myVerticalSlide = new Fx.Slide('case_studies');
	if(!isSubpage){
		myVerticalSlide.hide();
		document.getElementById("arrow").src = document.getElementById("arrow").src.replace(/arrow_expand/i, "arrow_collapse");
	}else{
		document.getElementById("arrow").src = document.getElementById("arrow").src.replace(/arrow_collapse/i, "arrow_expand");
	}
	
	
	$('submenu_casestudies').addEvent('click', function(e){
		e = new Event(e);
		var arrows = new Array('arrow_collapse', 'arrow_expand');
		var current = document.getElementById("arrow").src;
		
		if(myVerticalSlide.open){
			current = current.replace(/arrow_expand/i, "arrow_collapse");
		}else{
			current = current.replace(/arrow_collapse/i, "arrow_expand");
		}
		document.getElementById("arrow").src = current;
		myVerticalSlide.toggle();
		e.stop();
	});	
});