function checkIndustries()
{
 obj=document.form1.elements['js_prefindus[]'];
 selectedCount=0;
 for(i=0;i<obj.length;i++)
 {
  if(obj[i].selected)
  {
   selectedCount++;
  }
  if(obj[0].selected && selectedCount>1)
  {
   obj[0].selected=false; 
   selectedCount--;
  }
  if(selectedCount>5)
  {
   alert("Restrict selection of industries to max. of 5");
   break;
  }
 }
 for(;i<obj.length;i++)
 {
   obj[i].selected=false; 
 }
}

function setExp()
{
 if(document.form1.js_fresher!=null && document.form1.js_fresher.checked)
 {
   document.form1.js_experyrs.disabled=true;  
   document.form1.js_expermon.disabled=true;
 }
 else
 {
   document.form1.js_experyrs.disabled=false;
   document.form1.js_expermon.disabled=false;
 }
}