function check_mulitple(id) {

	if(document.getElementById(arguments[0]).checked==true){
		for(var i=0; i < arguments.length; i++){
		     document.getElementById(arguments[i]).checked=true;
		}
	}else{
		for(var i=0; i < arguments.length; i++){
		     document.getElementById(arguments[i]).checked=false;
		}
	}

}
function getElementsByClassName(className, tag, elm){
	var testClass = new RegExp("(^|\\s)" + className + "(\\s|$)");
	var tag = tag || "*";
	var elm = elm || document;
	var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
	var returnElements = [];
	var current;
	var length = elements.length;
	for(var i=0; i<length; i++){
		current = elements[i];
		if(testClass.test(current.className)){
		
			returnElements.push(current);
		}
	}
	return returnElements;
}
function runonload(){

// buttons
	var buttons = getElementsByClassName("button");
	var length = buttons.length;
	for(var i=0; i<length; i++){
		var button = buttons[i];
		button.className = button.className + ' fix';
		var buttoncontent = button.firstChild.nodeValue;
		button.innerHTML = '<span><span>' + buttoncontent + '</span></span>';
	}


// buttons_grey
	var buttons = getElementsByClassName("button_grey");
	var length = buttons.length;
	for(var i=0; i<length; i++){
		var button = buttons[i];
		button.className = button.className + ' fix';
		var buttoncontent = button.firstChild.nodeValue;
		button.innerHTML = '<span><span>' + buttoncontent + '</span></span>';
	}
	
// big buttons
	var buttons = getElementsByClassName("button_big");
	var length = buttons.length;
	for(var i=0; i<length; i++){
		var button = buttons[i];
		button.className = button.className + ' fix';
		var buttoncontent = button.firstChild.nodeValue;
		button.innerHTML = '<span><span>' + buttoncontent + '</span></span>';
	}
}
function popop(url) {
	day = new Date();
	id = day.getTime();
	var width = '800';
	var height = '600';
	if(arguments.length>1)
	width = arguments[1];
	if(arguments.length>2)
	height = arguments[2];
	
	eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=" + width + ",height=" + height + "');");
}