// JavaScript Document
function doNothing(){
}

function showHide(myTarget,myImage){
	var myTargetDivState = document.getElementById(myTarget).style;
	var myImg = document.getElementById(myImage);
	if (myTargetDivState.display == "block"){
		myTargetDivState.display = "none";
		myImg.src="../images/Arrow-Right.gif";		
	} else {
		myTargetDivState.display = "block";
		myImg.src="../images/Arrow-Down.gif";		
	}
}

function getQueryVariable(variable) { 
	var query = window.location.search.substring(1); 
	var vars = query.split("&"); 
	for (var i=0;i<vars.length;i++) { 
		var pair = vars[i].split("="); 
		if (pair[0] == variable) { 
			return pair[1]; 
		} 
	} 
	return null;
} 

function setMainNavSection(){
	mySection=getQueryVariable('Section');
	if (mySection!=null){
		myMenuSection = "Menu" + mySection;
		myArrow = "Arrow" + mySection;
		showHide(myMenuSection,myArrow);
	}
}