function validateInst()
{
var name=document.forms["Intregfrm"]["txtInstName"].value;
var ContactName=document.forms["Intregfrm"]["txtContactPerson"].value;
var coantact=document.forms["Intregfrm"]["txtMobile"].value;
var email=document.forms["Intregfrm"]["txtUserEMail"].value;
var Reemail=document.forms["Intregfrm"]["txtReUserEMail"].value;
var pass=document.forms["Intregfrm"]["txtPassword"].value;
var Repass=document.forms["Intregfrm"]["txtRePassword"].value;
 if (name==null || name=="")
  {
  alert("Please Enater Institute/School name.");
  document.Intregfrm.txtInstName.focus();
  return false;
 } 
if (ContactName==null || ContactName=="")
  {
  alert("Please Enater Contect Person name.");
   document.Intregfrm.txtContactPerson.focus();
  return false;
 } 
if (coantact==null || coantact=="")
  {
  alert("Please enter Mobile no.");
   document.Intregfrm.txtMobile.focus();
  return false; 
  }
if(isNaN(coantact)||coantact.indexOf(" ")!=-1)
   {
     alert("Invalid Mobile No.");
     document.Intregfrm.txtMobile.focus();
     return false;
   }    
if (email==null || email=="")
  {
  alert("Please enter email/Username.");
   document.Intregfrm.txtUserEMail.focus();
  return false;
  }
  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   if(reg.test(email) == false) {
 
      alert('Invalid email/Username');
	  document.Intregfrm.txtUserEMail.focus();
      return false;
   }  
if (Reemail==null || Reemail=="")
  {
  alert("Please Re-enter email/Username.");
   document.Intregfrm.txtReUserEMail.focus();
  return false;
  }  
if (email != Reemail)
  {
  alert("Please enter matching email/Username.");
   document.Intregfrm.txtReUserEMail.focus();
  return false;
  }  
 if (pass==null || pass=="")
  {
  alert("Please enter Password.");
   document.Intregfrm.txtPassword.focus();
  return false;
  }
if (Repass==null || Repass=="")
  {
  alert("Please enter Re-Password.");
   document.Intregfrm.txtRePassword.focus();
  return false;
  } 
if (pass != Repass)
  {
  alert("Please enter matching password.");
   document.Intregfrm.txtRePassword.focus();
  return false;
  }                  
  return true
}