function navButtonOver(obj) {
	obj.src="Images/Navigation/"+obj.name+"_on.gif"
}

function navButtonOut(obj) {
		obj.src="Images/Navigation/"+obj.name+"_off.gif"
}

function navButtonInnerOver(obj) {
	obj.src="../Images/Navigation/"+obj.name+"_on.gif"
}

function navButtonInnerOut(obj) {
	if (obj.name != pageName) {
		obj.src="../Images/Navigation/"+obj.name+"_off.gif"
	}
}

function gup(name) {
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}