// Jquery code for Patrick Holford website
$(document).ready(function() {

$("form").submit(
	function()
	{
	    var c=0;
 
        $("input[name='MembershipFreeBooks']").each(function() { 
             if (this.checked) {c++;};
	    });
		
		var d=0; 
        $("input[type=checkbox]").each(function() { 
             if (this.checked) {d++};
	    });
	
	    var str1='';
		var str2='';
		var str3='';
		var e=0;
		$("input[name='MembershipBookDeal']").val(str3);
	    if (c ==1 && d == 0 ){
		    return true;
		}
		else if (c==0 ){
           alert("You have not selected your Free Book");
	       return false;
	   }
		else if( d == 3 ) {	   
		   $("input[type=checkbox]").each(function() { 
             if (this.checked) { 
			     if (e == 0) {
			        str1 = $(this).val() ;
			        e = 1;
			     }
				 else if (e == 1) {
			        str2 = $(this).val() ;
			        e = 2;
			     }
			     else {
			        str3 = str2 + ',' + str1 + ',' + $(this).val();;
			     };
			 };
	       });
			$("input[name='MembershipBookDeal']").val(str3);
	       return true;
	    }
		else if (d ==1) {
           alert("You have choosen only one book in our 3 book offer");
	       return false;
	   }
	   else if (d ==2) {
           alert("You have choosen only two books in our 3 book offer");
	       return false;
	   }
	    else if (d > 3){
           alert("You have choosen more than 3 books in our 3 book offer");
	       return false;
	   }
	   else {
	       return true;
	   }
		
	   
	   
	   
    });
        
});