var email;
function isValidcallback()
{
	if(Trim(document.frmcallback.vFirstName.value)=="")
	{
		document.getElementById('firstname').innerHTML = "Please Enter Your First Name";
		document.frmcallback.vFirstName.value = '';
		document.frmcallback.vFirstName.focus();
		return false;
	}
	else
	{
    document.getElementById('firstname').innerHTML = "";
  }
	if(Trim(document.frmcallback.vLastName.value)=="")
	{
		document.getElementById('lastname').innerHTML = "Please Enter Your Last Name";
		document.frmcallback.vLastName.value = '';
		document.frmcallback.vLastName.focus();
		return false;
	}
	else
	{
    document.getElementById('lastname').innerHTML = "";
  }
	if(Trim(document.frmcallback.vEmail1.value)=="")
	{
		document.getElementById('emailus').innerHTML = "Please Enter Your Email";
		document.frmcallback.vEmail1.value = '';
		document.frmcallback.vEmail1.focus();
		return false;
	}
	
  else
	{
	 if(!isValidEmail_withoutalert(document.frmcallback.vEmail1.value))
	 {
		document.getElementById('emailus').innerHTML = "Please Enter Your Valid Email";
    document.frmcallback.vEmail1.focus();
		return false;
	 }
	 else
	 {
    document.getElementById('emailus').innerHTML = "";
   }
  }
  
	if(Trim(document.frmcallback.vPhone.value)=="")
	{
		document.getElementById('phone').innerHTML = "Please Enter Your Phone No";
		document.frmcallback.vPhone.value = '';
		document.frmcallback.vPhone.focus();
		return false;
	}
	else
	{
    document.getElementById('phone').innerHTML = "";
  }
}
function hidestylenow(val)
{
  if(Trim(document.getElementById(val).value) != '' )
	{
		if(val == 'vEmail1')
		{
			if(!isValidEmail_withoutalert(document.getElementById(val).value))
			{
				document.getElementById('emailus').innerHTML = "Please Enter Your Valid Email";
				document.getElementById(val).className = 'email-input';
			}
			else
			{
				document.getElementById(val).className = 'email-input';
				document.getElementById('emailus').innerHTML = '';
			}
		}
		if(val == 'vFirstName')
		{
			document.getElementById('firstname').innerHTML = '';
			document.getElementById(val).className = 'email-input';
		}
		
		if(val == 'vLastName')
		{
			document.getElementById('lastname').innerHTML = '';
			document.getElementById(val).className = 'email-input';
		}
		if(val == 'vPhone')
		{
			document.getElementById('phone').innerHTML = '';
			document.getElementById(val).className = 'email-input';
		}
	}
	else
	{
		if(val == 'vEmail1')
		{
			document.getElementById('emailus').innerHTML = "Please Enter Your Email";
			document.getElementById(val).className = 'email-input';
		}
		if(val == 'vFirstName')
		{
			document.getElementById('firstname').innerHTML = 'Please Enter Your First Name';
			document.getElementById(val).className = 'email-input';
		}
		if(val == 'vLastName')
		{
			document.getElementById('lastname').innerHTML = "Please Enter Your Last Name";
			document.getElementById(val).className = 'email-input';
		}
		if(val == 'vPhone')
		{
			document.getElementById('phone').innerHTML = "Please Enter Your Phone No";
			document.getElementById(val).className = 'email-input';
		}
	}
}