function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

function trim(str) {  
	while(str.charAt(0) == (" ")) {
		str = str.substring(1);
	}
	while(str.charAt(str.length-1) == " ") { 
		str = str.substring(0,str.length-1);
	}
	return str;
}


function IsNumeric(sText) {
	var ValidChars = "0123456789.";
	var Char;
	for (var i = 0; i < sText.length; i++) { 
		Char = sText.charAt(i); 
		if (ValidChars.indexOf(Char) == -1) {
			return false;
		}
	}
	return true;
}

function createRequestObject() {
    var request_object;
    if (window.ActiveXObject) {
        request_object = new ActiveXObject("Microsoft.XMLHTTP");
    } else if (window.XMLHttpRequest) {
        request_object = new XMLHttpRequest();
    }
    return request_object;
}



// Toggle youtube
function toogle_youtube(video, target) {
	var flashvars = {};
	var params = {};
	params.allowscriptaccess = "always";
	var attributes = {};
	swfobject.embedSWF("http://www.youtube.com/v/" + video, "you_tube_" + target, "375", "304", "9.0.0", false, flashvars, params, attributes);
}
// End toggle youtube

// Toggle youtube
function toogle_youtube_center(video, target) {
	var flashvars = {};
	var params = {};
	params.allowscriptaccess = "always";
	var attributes = {};
	swfobject.embedSWF("http://www.youtube.com/v/" + video, "you_tube_" + target, "640", "384", "9.0.0", false, flashvars, params, attributes);
}
// End toggle youtube


//Toggle Main Site Flash
function toggle_flash(session_count, section) {

			var flashvars = {};
			flashvars.session_count = session_count;
			flashvars.section = section;
			var params = {};
			params.scale = "noscale";
			params.bgcolor = "#e0e0e0";
			var attributes = {};
			attributes.id = "engine";
			swfobject.embedSWF("./swf/main.swf", "flashcontent", "100%", "100%", "8.0.0", false, flashvars, params, attributes);
}


//


function setStyle(x)
{
	document.getElementById(x).style.background="#ffffCC";
}
function removeStyle(x)
{
	document.getElementById(x).style.background="#ffffff";
}