function insert_text(a,b){msgfield=document.all?document.all.req_message:document.getElementById("afocus")!=null?document.getElementById("afocus").req_message:document.getElementsByName("req_message")[0];if(document.selection&&document.selection.createRange){msgfield.focus();sel=document.selection.createRange();sel.text=a+sel.text+b}else if(msgfield.selectionStart||msgfield.selectionStart=="0"){var d=msgfield.selectionStart,c=msgfield.selectionEnd;msgfield.value=msgfield.value.substring(0,d)+a+msgfield.value.substring(d, c)+b+msgfield.value.substring(c,msgfield.value.length);msgfield.selectionStart=msgfield.selectionEnd=c+a.length+b.length}else msgfield.value+=a+b;msgfield.focus()};