function addLinks(){
	var links1=document.getElementById("alTable").getElementsByTagName('img');
	if (links1){
	for (var i = 0; i < links1.length; i++) {
		
  			if (links1[i].addEventListener) {		// W3C
				links1[i].addEventListener("mouseover",testevent,false);
				//links1[i].myflag = links1[i].className;
				links1[i].myflag = "s"+(i+1);
				
			} else if (links1[i].attachEvent) {	// Exploder
				links1[i].attachEvent("onmouseover",testevent);
				//links1[i].myflag = links1[i].className;
				links1[i].myflag = "s"+(i+1);
			} 
			
			if (links1[i].addEventListener) {		// W3C
				links1[i].addEventListener("mouseout",testevent1,false);
				links1[i].myflag = "s"+(i+1);
				
			} else if (links1[i].attachEvent) {	// Exploder
				links1[i].attachEvent("onmouseout",testevent1);
				links1[i].myflag = "s"+(i+1);
				}
		

	}
	
	
	}
}
function toggle_on(what){
d=document.getElementById(what);
if (d) 
d.style.display = 'block';
}
function toggle_off(what){
d=document.getElementById(what);
if (d) 
d.style.display = 'none';
}

function testevent(evt){
	var e_out;
	var ie_var = "srcElement";
	var moz_var = "target";
	var prop_var = "myflag";
	// "target" for Mozilla, Netscape, Firefox et al. ; "srcElement" for IE
	evt[moz_var] ? e_out = evt[moz_var][prop_var] : e_out = evt[ie_var][prop_var];
	toggle_on(e_out);
}
function testevent1(evt){
	var e_out;
	var ie_var = "srcElement";
	var moz_var = "target";
	var prop_var = "myflag";
	// "target" for Mozilla, Netscape, Firefox et al. ; "srcElement" for IE
	evt[moz_var] ? e_out = evt[moz_var][prop_var] : e_out = evt[ie_var][prop_var];
	toggle_off(e_out);
}