function fillempty(el,text,action)
{
 var vid = document.getElementById(el);
if(action==1)
{ 
   if(vid.value.length<1 || vid.value==text)
    {
     vid.value = '';
    } 
    
 }else if(action == 0){
 
   if(vid.value.length<1)
    { 
     vid.value = text;
    } 
 }
}