function emo(tag){
 obj=document.form.text;
 if(document.all){
  if(obj.createTextRange && obj.caretPos){ 
   var caretPos=obj.caretPos; 
   caretPos.text=tag+caretPos.text;
  }else{
   obj.value=obj.value+tag;
  }
 }else if(document.getElementById){
  tag=unescape(tag);
  var selLength=obj.textLength;
  var selStart=obj.selectionStart;
  var selEnd=obj.selectionEnd;
  if(selEnd==1||selEnd==2){selEnd=selLength;}
  var s1=(obj.value).substring(0,selStart);
  var s2=(obj.value).substring(selStart,selEnd)
  var s3=(obj.value).substring(selEnd,selLength);
  obj.value=s1+tag+s2+s3;
 }
 obj.focus();
}

function openWindow() {
window.open("","JSL",'toolbar=0,location=0,scrollbars=1,width=304,height=300,resizable=1,top=20,left=20');
}