<!DOCTYPE html>
<html>
<head>
<title>duang for select elements</title>
<script type="text/javascript">
function do_change(elt){
var text = elt[elt.selectedIndex].innerHTML;
if(!text.match(/\[/))
elt[elt.selectedIndex].innerHTML += " [duang]";
var is_all_seleted = true;
for(var i=0;i<elt.length;++i){
if(!elt[i].innerHTML.match(/\[/)){
is_all_seleted = false;
break;
}
}
if(is_all_seleted){
alert("all duang!!!\nand reset it!!!");
for(var i=0;i<elt.length;++i){
elt[i].innerHTML = elt[i].innerHTML.replace(/\s\[.*\]/,"")
}
}
}
</script>
</head>
<body>
<form id="frm_main" action="#" method="post">
<select id="slt" onchange="do_change(this);">
<option value="opt_1">opt A</option>
<option value="opt_2">opt B</option>
<option value="opt_3">opt C</option>
<option value="opt_4">opt D</option>
<option value="opt_5">opt E</option>
</select>
<input type="submit" value="close window" onclick="window.close();"/>
</form>
</body>
</html>
function do_change_ex(me){
var text = me[me.selectedIndex].innerHTML;
if(!text.match(/\[/)){
me[me.selectedIndex].text_bak = me[me.selectedIndex].innerHTML;
me[me.selectedIndex].innerHTML += " [duang]";
me[me.selectedIndex].is_changed = true;
}
var is_all_seleted = true;
for(var i=0;i<me.length;++i){
if(!me[i].is_changed){
is_all_seleted = false;
break;
}
}
if(is_all_seleted){
alert("all duang!!!\nand reset it!!!");
for(var i=0;i<me.length;++i){
me[i].innerHTML = me[i].text_bak;
me[i].is_changed = false;
}
}
}
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