Доработать доступ к курсам в компоненте Guru - Предлагаю работу

			for_all_students = true;
			
			if(document.getElementById("step_access_courses").value == 1){ // for members
				groups = document.getElementsByName("groups[]");
				nr_checked_groups = 0;
				
				for(var i=0; i<groups.length; i++){
					group = groups[i];
					
					if(group.checked){
						nr_checked_groups ++;
					}
				}
				
				if(nr_checked_groups > 0 && nr_checked_groups < groups.length){
					for_all_students = false;
				}
			}
			else if(document.getElementById("step_access_courses").value == 0){ // for students
				for_all_students = false;
			}
			
			chb_free_courses = document.getElementById("chb_free_courses").checked;
			step_access_courses = document.getElementById("step_access_courses").value;
			course_type = document.getElementById("course_type").value;
			
			if(chb_free_courses == true && step_access_courses == "2" && course_type == "1"){
				alert("<?php echo JText::_("GURU_NOT_FREE_SEQUENTIAL_FOR_GUESTS"); ?>");
				return false;
			}
			
			if(chb_free_courses == false || (chb_free_courses == true && !for_all_students) ){
				 // start if check if price is correct
				 k=0;
				 subscription_added = false;
				 while(eval(document.getElementById("subscription_price_"+k))){
				 	if(document.getElementById("subscriptions_"+k).checked == true){
						subscription_added = true;
						subscription_price = document.getElementById("subscription_price_"+k).value;
						if(subscription_price != ""){
							if(!isFloat(subscription_price) || subscription_price <= 0){
								alert("<?php echo JText::_("GURU_ALERT_INVALID_PRICE"); ?>");
								return false;
							}
						}
						else{
							alert("<?php echo JText::_("GURU_ALERT_INVALID_PRICE"); ?>");
							return false;
						}
					}
					k++;
				 }
				 
				 if(!subscription_added){
				 	if(chb_free_courses == true){
						alert("<?php echo JText::_("GURU_ALERT_ADD_PRICE_FOR_NO_GROUPS"); ?>");
						return false;
					}
					else{
						alert("<?php echo JText::_("GURU_ALERT_ADD_PRICE"); ?>");
						return false;
					}
				 }