/* 
	Medicity Javascript 
*/

function pop_win(pop,popW,popH) {
	var w = 480, h = 340;
	if (document.all || document.layers) {
		w = screen.availWidth;
		h = screen.availHeight;
		var leftPos = (w-popW)/2, topPos = (h-popH)/2;
		myWin=open(pop,'popup','width='+popW+',height='+popH+',top='+topPos+',left='+leftPos+',toolbar=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no');
	} else {
		myWin=open(pop,'popup','width='+popW+',height='+popH+',toolbar=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no');
	}
}	

if (document.images) {
	var img1on = new Image(); 	img1on.src = "images/ala_navi_posti_over.gif";
	var img1off = new Image(); 	img1off.src = "images/ala_navi_posti_off.gif";
	var img2on = new Image(); 	img2on.src = "images/ala_navi_keskus_over.gif";
	var img2off = new Image(); 	img2off.src = "images/ala_navi_keskus_off.gif";
	var img3on = new Image(); 	img3on.src = "images/ala_navi_pjm_over.gif";
	var img3off = new Image(); 	img3off.src = "images/ala_navi_pjm_off.gif";
	var img4on = new Image(); 	img4on.src = "images/ala_navi_pji_over.gif";
	var img4off = new Image(); 	img4off.src = "images/ala_navi_pji_off.gif";
	var img5on = new Image(); 	img5on.src = "images/ala_navi_pjt_over.gif";
	var img5off = new Image(); 	img5off.src = "images/ala_navi_pjt_off.gif";
	var img6on = new Image(); 	img6on.src = "images/ala_navi_travel_over.gif";
	var img6off = new Image(); 	img6off.src = "images/ala_navi_travel_off.gif";
}

function imgOn(imgName) {
	if (document.images) {
        	document[imgName].src = eval(imgName + "on.src");
        }
}
function imgOff(imgName) {
	if (document.images) {
        	document[imgName].src = eval(imgName + "off.src");
        }
}

if (document.images) {
	var imgon = new Image();
	imgon.src = "images/dhtml_icon_main.gif";
	var imgoff = new Image();
	imgoff.src = "images/dhtml_icon_main_2.gif";
}
	
var Menu = {timer : null, current : null};
Menu.getStyle = function(name){
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}
Menu.show = function(name){
	if(this.timer) clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
	if (document.images) {
       	document[name + "_icon"].src = eval("imgon.src");
       }
}
Menu.hide = function(name){
	var command = 'Menu.doHide(\'' + name + '\')';
	this.timer = setTimeout(command, 600);
}
Menu.doHide = function(name){
	this.getStyle(name).visibility = "hidden";
	if (document.images) {
       	document[name + "_icon"].src = eval("imgoff.src");
       }
}
Menu.change = function(name){
	if (this.getStyle(name).visibility == 'visible') { 
		Menu.doHide(name);
	} else { 
		Menu.show(name); 
	}
}