function validate_email(field)
{
	with (field)
	{
	apos=value.indexOf("@");
	dotpos=value.lastIndexOf(".");
	if (apos<1||dotpos-apos<2) 
	  {return false;}
	else {return true;}
	}
}

function validate_required(field)
{
	with (field)
	{
	  if (value==null||value=="")
	  {
	  return false;
	  }
	  else
	  {
	  return true;
	  }
	}
}

function validate_form(thisform)
{
	var mystyle = 'margin-top:-5px; margin-bottom:10px; margin-left:5px; color: #eb3232;';
	with (thisform)
	{
	
	if(validate_required(name)==false)
		{
			name.focus(); 
			$('namefield').set('html',' - Please enter your name.');
			$('namefield').set('style',mystyle);
			return false;
		} 
		else
		
		{
			$('namefield').set('html',' ');
		}
	
	if (validate_email(email)==false)
	 	{		
	  		email.focus(); 
			$('emailfield').set('html',' - Plase enter a valid e-mail address.');
			$('emailfield').set('style',mystyle);
			return false;
		}
		else
		
		{
			$('emailfield').set('html',' ');
		}
	  
	if(validate_required(message,"Please enter a message to send.")==false)
		{
			message.focus();
			$('msgfield').set('html',' - Plase enter a message.');
			$('msgfield').set('style',mystyle);
			return false;
		}
		else
		
		{
			$('msgfield').set('html',' ');
		}
	
	}



}