function emailchk()
{
 
  mail=document.frmvipapp.txtEmail.value;	
  len=mail.length;
  if((mail=="") || (mail==null))
  {
    alert("Enter Email ID");
	return ;
  }	
   else
  {
    if(((mail.indexOf("@"))==0) || ((mail.indexOf("@"))==len-1) || ((mail.indexOf("@"))==-1))
	 {
	  alert("Invalid Id");
	  return ;
	 }
	else if(((mail.indexOf("."))==0) || ((mail.indexOf("."))==len-1) || ((mail.indexOf("."))==-1))
	  {
	    alert("Invalid Id");
	    return ;
	  } 
			  
  }	
 
}	
function numbersonly(myfield, e, dec)
{
	var key;
	var keychar;
	if (window.event)
		key = window.event.keyCode;
	else if (e)
		key = e.which;
	else
		return true;
	keychar = String.fromCharCode(key);
	// control keys
	if ((key==null) || (key==0) || (key==8) || 	(key==9) || (key==13) || (key==27) )
		return true;
	// numbers
	else if ((("0123456789").indexOf(keychar) > -1))
		return true;
	// decimal point jump
	else if (dec && (keychar == "."))
	{
		myfield.form.elements[dec].focus();
		return false;
	}
	else
		return false;
}


function submitform()
{
	if(document.frmvipapp.s_txtFname.value=="")
	  {
		    alert("Enter name");
			document.frmvipapp.s_txtFname.focus();
			return;
	  }
	  	if(document.frmvipapp.s_mobile1.value=="")
	  {
		    alert("Enter Mobile Number");
			document.frmvipapp.s_mobile1.focus();
			return;
	  }
	  
	  if(document.frmvipapp.s_mobile2.value=="")
	  {
		    alert("Enter Mobile Number");
			document.frmvipapp.s_mobile2.focus();
			return;
	  }

 if (document.frmvipapp.txtEmail.value!="") 
   {
    emailid=document.frmvipapp.txtEmail.value;
	len=emailid.length;
	if ((emailid.indexOf("@")==0) || (emailid.indexOf("@")==len-1) ||(emailid.indexOf("@")==-1)||(emailid.indexOf(".")==0) ||(emailid.indexOf(".")==-1)|| (emailid.indexOf(".")==len-1))
	 {
	  alert("Invalid  Email id");
	 document.frmvipapp.txtEmail.value="";
	  document.frmvipapp.txtEmail.focus();
	  return ;
	 }
  } 
	window.close();
	document.frmvipapp.submit();
}


function feedbackform()
{
	if(document.frmfeedback.txtname.value=="")
	  {
		    alert("Enter name");
			document.frmfeedback.txtname.focus();
			return;
	  }
	

 if (document.frmfeedback.txtemail.value!="") 
   {
    emailid=document.frmfeedback.txtemail.value;
	len=emailid.length;
	if ((emailid.indexOf("@")==0) || (emailid.indexOf("@")==len-1) ||(emailid.indexOf("@")==-1)||(emailid.indexOf(".")==0) ||(emailid.indexOf(".")==-1)|| (emailid.indexOf(".")==len-1))
	 {
	  alert("Invalid  Email id");
	  document.frmfeedback.txtemail.value="";
	  document.frmfeedback.txtemail.focus();
	  return ;
	 }
  } 
//   window.close();
	document.frmfeedback.submit();
}