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<script type="text/javascript">
function delrepeat(mytextarea)
{
   var temp=document.txtchk.mytextarea.value;
   var array2 = temp.split(" ") ;
   var array1= new Array;
   for(var i = 0; i < array2.length; i++) 
   {
       var xx = true;
       var ArrayVal = array2[i];
       for(var j = i+1; j < array2.length; j++)
       {
         if(array2[j] == ArrayVal) 
          xx = false;
       }
       
	if(xx == true)
            array1.push(ArrayVal)
   }
 document.txtchk.mytextarea.value=array1;
}
</script>
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