function $(arg)
{
	return document.getElementById(arg);
}
var blad = Array();
window.onload = function(){
	
	$('surname').onfocus = function(){
	$('surname').style.backgroundColor='#ffffcc';
	}
	$('surname').onblur = function(){
		if($('surname').value == '')
		{
			$('surname').style.backgroundColor='#ffddff';
			blad[0] = 1;
		}
		else 
		{
			$('surname').style.backgroundColor='#fff';
			blad[0] = 0;
		}
	}
	
	$('phone').onfocus = function(){
	$('phone').style.backgroundColor='#ffffcc';
	}
	$('phone').onblur = function(){
		if($('phone').value == '')
		{
			$('phone').style.backgroundColor='#ffddff';
			blad[1] = 1;
		}
		else
		{
			$('phone').style.backgroundColor='#fff';
			blad[1] = 0;
		}
	}
	
	$('email').onfocus = function(){
	$('email').style.backgroundColor='#ffffcc';
	}
	$('email').onblur = function(){
		if($('email').value == '')
		{
			$('email').style.backgroundColor='#ffddff';
			blad[2] = 1;
		}
		else 
		{
			$('email').style.backgroundColor='#fff';
			blad[2]	= 0;
		}
	}
	$('uwagi').onfocus = function(){
	$('uwagi').style.backgroundColor='#ffffcc';
	}
	$('uwagi').onblur = function(){
		if($('uwagi').value == '')
		{
			$('uwagi').style.backgroundColor='#ffddff';
			blad[3]	= 1;
		}
		else
		{
			$('uwagi').style.backgroundColor='#fff';
			blad[3]	= 0;
		}
	}
	$('pliczek').onfocus = function(){
	$('pliczek').style.backgroundColor='#ffffcc';
	}
	
	$('zlecenie').onsubmit = function(){
		ok = 1;
		for(i=0; i<blad.length; i++)
		{
			if(blad[i] == 1)
				ok = 0;
		}
		if(ok == 0 || blad.length == 0)
			return false;
		else $('zlecenie').submit();
	}
	
}