var oNas = new Image();
			oNas.src = 'layout/o_nas_hover.png';
			var oferta = new Image();
			oferta.src = 'layout/oferta_hover.png';
			var referencje = new Image();
			referencje.src = 'layout/referencje_hover.png';
			var galeria = new Image();
			galeria.src = 'layout/galeria_hover.png';
			var kontakt = new Image();
			kontakt.src = 'layout/kontakt_hover.png';
			
			function powieksz(){
				var cont = document.getElementById('content');
				if(cont.style.fontSize == '11px')
					cont.style.fontSize='16px';
				else
					cont.style.fontSize='11px';
			}
			
			function enter(evt) {

				var evt  = (evt) ? evt : ((event) ? event : null);

				var node = (evt.target) ? evt.target : ((evt.srcElement) ? evt.srcElement : null);

				if ((evt.keyCode == 13) && (node.type=="text")) {return false;}

			}

			document.onkeypress = enter;
			
			function email_validate(src)
			{
				var reg = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
				return reg.test(src);
			}

			function mail(){
				var text = document.getElementById('email').value;
					if(email_validate(text) == false){
							document.getElementById('email').style.backgroundColor = '#FFCC99';
							document.getElementById('email').style.color = '#681409';
						}
					else{
						document.getElementById('email').style.backgroundColor = '#C0D6BC';
						document.getElementById('email').style.color = '#003300';
					}
			}
	
	function sendAjax()
	{
		
		var req = false;
				
				try{
				
					req = new XMLHttpRequest();
				
				}
				catch(err1){
					
						try{
						
							req = new ActievXObject("Msxml2.XMLHTTP");
						
						}
						catch(err2){
						
							try{
							
								req = new ActiveXObject("Microsoft.XMLHTTP");
							
							}
							catch(err3){
							
								req = false;
							
							}
						
						}
					
					}


		req.onreadystatechange = function()
		{ 
			if(req.readyState == 4)
			{
				if(req.status == 200)
				{
					document.getElementById('correct').innerHTML = req.responseText;
					document.getElementById('correct').style.display = 'block';
				}	
				else	
				{
					document.getElementById('correct').innerHTML = 'Proszę czekać ...';
					document.getElementById('correct').style.display = 'block';
				}	
			} 
		};
		
		var text = document.getElementById('fast_question').value.replace(/\n/g, '|');
		var mail = document.getElementById('email').value;
		req.open("GET", "adds/ajax.php?c="+text+"&a="+mail, true); 
		req.send(null);
	}