// JavaScript Document

function updateCalendar(){	
	var ngt = ((dep-arr)/1000000);
	if(ngt<=0){
	 ngt = "";
	}
	var nights = document.getElementById("NightsCounter");
	nights.value = ngt
}


function checkAvalability(){
	var nights = document.getElementById("NightsCounter").value;
	var adults = document.getElementById("AdultsCounter").value;
	var children = document.getElementById("ChildrenCounter").value;	
	var valid = true;
	var error = "";
	if(arr==0)  {
		error += "Arrival date is not selected\n";
		valid = false;
	}
	if(dep==0)  {
		error += "Departure date is not selected\n";
		valid = false;
	}else if(dep<arr) {
		error += "Invalid dates\n";	
		valid = false;
	}
	
	
	
	if(valid){							
		TINY.ajax.call('___DATA/_scripts/Availability.php?ad='+adults+'&ch='+children+'','ContentWrapper', '');	
		ngt = ((dep-arr)/1000000);
		var nights = document.getElementById("NightsCounter");
		nights.value = ngt
	}else{
		alert(error);
	}
}

function changePicker(inp,val){	
	switch(inp){
		case 1:
			var nights = document.getElementById("NightsCounter");			
			if(val==0){
				if(nights.value<10){					
				 	nights.value++;
				}
			}else{
				if(nights.value>1){					
					nights.value--;
				}
			}
						
			break;		
		case 2:
			var adults = document.getElementById("AdultsCounter");			
			if(val==0){
				if(adults.value<6){					
				 	adults.value++;
				}
			}else{
				if(adults.value>1){					
					adults.value--;
				}
			}
						
			break;	
		case 3:
			var children = document.getElementById("ChildrenCounter");			
			if(val==0){
				if(children.value<4){					
				 	children.value++;
				}
			}else{
				if(children.value>0){					
					children.value--;
				}
			}
						
			break;	
	}	
}