// UTILITY FUNCTIONS, ALSO USED IN EXTERNAL FILES
//------------------------------------------------------------------------------

function addEvent(obj, type, fn)
{
	if(obj.addEventListener)					// standards
		{obj.addEventListener(type, fn, false);}
	else										// IE
		{
		obj['e'+type+fn] = fn;
		obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
		obj.attachEvent('on'+type, obj[type+fn]);
		}
}