https://www.fahrradkontor.de/?cp_cpappb_resources=validatejs&cal=5&counter=2

1var cp_hourbk_cancel_label = 'Abbrechen';
2         var cp_hourbk_quantity_label = 'Quantity';
3         var cp_hourbk_cost_label = 'Cost';
4         var cp_hourbk_overlapping_label = 'Selected time is no longer available. Please select a different time.';         
5		 var cp_hourbk_nomore_label = 'No more slots available.';
6         var cp_hourbk_avoid_overlapping = 0;
7         var apphboverbooking_handler1 = false;
8         function cp_appbooking_pform_doValidate_2(form)
9         {   
10            var counteridn = 2;         
11            var counterid = "_"+counteridn;
12            try { if (form.cp_appbooking_pform_status.value == '1') return false; } catch (e) {}
13            $dexQuery = jQuery.noConflict();
14            try { form.cp_ref_page.value = document.location; } catch (e) {}
15            $dexQuery = jQuery.noConflict();            {
16                var cpefb_error = 0; 
17                $dexQuery("#"+form.id).find(".cpefb_error").each(function(index){
18                if ($dexQuery(this).css("display")!="none")
19                    cpefb_error++;
20                });
21                if (cpefb_error==0)
22                {
23                    if (!apphboverbooking_handler1)
24                    {
25                        try { form.cp_appbooking_pform_status.value = '1';	 } catch (e) {}
26                        apphbblink_2(".pbSubmit:visible", form);
27                        $dexQuery("#"+form.id).find(".avoid_overlapping_before").not(".ignore,.ignorepb").removeClass("avoid_overlapping_before").removeClass("valid").addClass("avoid_overlapping");
28                        cp_hourbk_avoid_overlapping = 1;
29                        try {
30                            $dexQuery("#"+form.id).find(".avoid_overlapping").valid();
31                        } catch (e) { cp_hourbk_avoid_overlapping = 0; }
32                        function check_cp_hourbk_avoid_overlapping(){
33		                    if (cp_hourbk_avoid_overlapping>0)
34		                        setTimeout(check_cp_hourbk_avoid_overlapping,100);
35		                    else
36		                    {
37                                var cpefb_error = 0;
38                                $dexQuery("#"+form.id).find(".cpefb_error").each(function(index){
39                                    if ($dexQuery(this).css("display")!="none")
40                                        cpefb_error++;
41                                    });
42                                try { form.cp_appbooking_pform_status.value = '0';	 } catch (e) {}
43                                if (cpefb_error==0)
44                                {
45                                    apphboverbooking_handler1 = true;
46                                    if (cp_appbooking_pform_doValidate_2(form))
47                                    {
48                                        $dexQuery( ".pbSubmit" ).unbind();
49                                        if ($dexQuery( ".pbSubmit" ).hasClass("nofirst"))
50                                            return false;
51                                        $dexQuery( ".pbSubmit" ).addClass("nofirst");
52                                        form.submit();
53                                    }
54                                }
55		                    }
56		                }
57		                check_cp_hourbk_avoid_overlapping();
58                        return false;
59                    }
60                    	        		$dexQuery("#"+form.id).find( '.ignore' ).closest( '.fields' ).remove();
61	        	}
62	        	document.getElementById("form_structure"+counterid).value = '';
63	        	document.getElementById("refpage"+counterid).value = document.location;
64                try {
65                    if (cpefb_error==0)
66                    {
67                        form.cp_appbooking_pform_status.value = '1';
68                        apphbblink_2(".pbSubmit", form);
69                    }
70                } catch (e) {}
71                return true;
72            }
73         }
74         function apphbblink_2(selector, form){
75             try {
76                 $dexQuery = jQuery.noConflict();
77                 $dexQuery(selector).fadeOut(1000, function(){
78                     $dexQuery(this).fadeIn(1000, function(){
79                             try {
80                                 if (form.cp_appbooking_pform_status.value != '0')
81                                     apphbblink_2(this, form);
82                             } catch (e) { console.log(e)}
83                     });
84                 });
85             } catch (e) {}
86         }
87         function cp_appbooking_cerror_2(){$dexQuery = jQuery.noConflict();$dexQuery("#hdcaptcha_error_2").css('top',$dexQuery("#hdcaptcha_cp_appbooking_post_2").outerHeight());$dexQuery("#hdcaptcha_error_2").css("display","inline");}