// JavaScript Document
	var sprawdzam;
	sprawdzam = 1;
// 0 - inne, 1 - jedna strona, 2 - dwie strony, 3 - open_ticket_on, 4 - open_ticket_off 

   function show(id) {
	        var state = document.getElementById(id).style.display;
	                    document.getElementById(id).style.display = 'block';
						
         
					       }
						   
	    function hide(id) {
	        var state = document.getElementById(id).style.display;
	                    document.getElementById(id).style.display = 'none';

         
					       }	
						   
		function return_ticket_on() {
							

						if (sprawdzam == 1 || sprawdzam == 2) 
							{
							
							document.search.date2.disabled=false;
							sprawdzam = 2;
							}



							document.getElementById('options').style.display = 'block';
							document.getElementById('return_date').style.display = 'block';
							document.getElementById('two_way').checked = true;
							}
							
		function return_ticket_off() {
		
							document.search.date2.disabled=true;
							document.getElementById('options').style.display = 'none';
							document.getElementById('return_date').style.display = 'none';
							document.getElementById('date2').disabled= true;
							document.getElementById('open_check').checked = false;
							document.getElementById('date2').value = ' ';
							document.getElementById('b_date2').style.display = 'block';
				      	document.getElementById('date2').style.width = '140px';
							document.getElementById('one_way').checked = true;
							sprawdzam = 1;
							}							
						   
						   
		function return_city() {
	        var state = document.getElementById('return_city').style.display;
	            if (state == 'block') {
	                document.getElementById('return_city').style.display = 'none';
	            }
				else
				{
	                document.getElementById('return_city').style.display = 'block';
           		 }
	      }
		  function open_ticket(){
			  	if (document.search.date2.disabled == true )
				{
	               document.search.date2.disabled=false;
				   document.getElementById('date2').value = '';
				   document.getElementById('b_date2').style.display = 'block';
					document.getElementById('date2').style.width = '140px';
					document.getElementById('open_check').checked = false;
					sprawdzam = '3';

	            }
				else
				{
	            document.search.date2.disabled=true;
					document.getElementById('date2').value = 'Termin otwarty';
				   document.getElementById('b_date2').style.display = 'none';
					document.getElementById('date2').style.width = '160px';
					document.getElementById('open_check').checked = true;
					sprawdzam = '4';

           		 }
			  					
				 }
				 
				 function erase() {
				 document.getElementById('open_check').checked = false;
				 document.getElementById('one_way').checked = true;
				 
				 }
				 
				 function ch() { document.getElementById('open_check').checked = false; }
				 
				 
				 function check() { 
				 
				 var msg = 'Proszę uzupełnić: \n';
				 
				 if (sprawdzam == 1){
					 		if (document.getElementById('date1').value =='')
				 	  	  		{
								msg = msg+'- datę wyjazdu \n';
					  			alert(msg);
					  			return false;
						 		}
								else 
								{
							  		 return true;	
								}
	
							 
				 
				 }
				 else
				 {
				 if (document.getElementById('date1').value =='' || document.getElementById('date2').value =='')
				 	  	  		{
								 	if (document.getElementById('date1').value =='')
				 	  	  	  	   {
							  	  		msg = msg+'- datę wyjazdu \n';
						 	  		}
								  if (document.getElementById('date2').value =='')
				 	  	  	  	   {
							  	  		msg = msg+'- datę powrotu \n';
						 	  		}
					  			alert(msg);
					  			return false;
						 		}
								else 
								{
							  		 return true;	
								}
				 }
 }