var email;
function isValid()
{
  if(Trim(document.frmfriend.friendemail.value) == '')
	{
		document.getElementById('show_mail').innerHTML = friendemail;
		document.getElementById('friendemail').className = 'input-red';
    document.frmfriend.friendemail.focus();
		return false;
	}
	if(document.frmfriend.friendemail.value!="")
	{
		var email = document.frmfriend.friendemail.value.split(",");
		for(i=0;i<email.length;i++)
		{
			if(!isValidEmail_withoutalert(email[i]))
			{
			  document.getElementById('show_mail').innerHTML = friendvalidemail;
				document.getElementById('friendemail').className = 'input-red';
        document.frmfriend.friendemail.focus();
				return false;
			}
		}
	}
	if(Trim(document.getElementById('vName').value) == '')
  {
    document.getElementById('show_name').innerHTML = fullname;
    document.getElementById('vName').className = 'input-red';
    document.getElementById('vName').focus();
    return false;
  }
  if(Trim(document.getElementById('vEmail').value) == '')
  {
    document.getElementById('show_email').innerHTML = youremail;
    document.getElementById('vEmail').className = 'input-red';
    document.getElementById('vEmail').focus();
    return false;
  }
  if(Trim(document.getElementById('vEmail').value) != '')
  {
    if(!isValidEmail_withoutalert(document.getElementById('vEmail').value))
			{
				document.getElementById('vEmail').className = 'input-red';
				document.getElementById('show_email').innerHTML = yourvalidemail;
				document.getElementById('vEmail').select();
				return false;
    	}
  }
  
}
function hidestyle(val)
{	
	
	if(Trim(document.getElementById(val).value) != '' )
	{
		if(val == 'friendemail')
		{
			email = document.getElementById(val).value;
			email_arr = email.split(",");
			for(i=0;i<email_arr.length;i++)
			{
				if(!isValidEmail_withoutalert(email_arr[i]))
				{
					document.getElementById(val).className = 'input-red';
					document.getElementById('show_mail').innerHTML = friendvalidemail;
					document.getElementById(val).select();
					return false;
    	  		}
				else
				{
					document.getElementById('show_mail').innerHTML = '';
					document.getElementById(val).className = 'input';
				}
			}
		}
		if(val == 'vName')
		{
			document.getElementById('show_name').innerHTML = '';
			document.getElementById(val).className = 'input';
		}
		if(val == 'vEmail')
		{
			if(!isValidEmail_withoutalert(document.getElementById(val).value))
			{
				document.getElementById('show_email').innerHTML = yourvalidemail;
				document.getElementById(val).className = 'input-red';
			}
			else
			{
				document.getElementById('show_email').innerHTML = '';
				document.getElementById(val).className = 'input';
			}
		}
	}
	else
	{
		if(val == 'friendemail')
		{
			document.getElementById('show_mail').innerHTML = friendemail;
			document.getElementById(val).className = 'input-red';
		}
		if(val == 'vName')
		{
			document.getElementById('show_name').innerHTML = fullname;
			document.getElementById(val).className = 'input-red';
		}
		if(val == 'vEmail')
		{
			document.getElementById('show_email').innerHTML = youremail;
			document.getElementById(val).className = 'input-red';
		}
	}
}