function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function ShowToolTip(object) {
    document.getElementById(object).style.visibility = 'visible';
}

function HideToolTip(object) {
    document.getElementById(object).style.visibility = 'hidden';
}


function highlightrow(id) {
	document.getElementById("r-"+id).style.backgroundColor = '#f5f5f5';
}

function outhighlightrow(id,columns) {
	document.getElementById("r-"+id).style.backgroundColor = '';
}



function check_AddEditRoomFrm() {
	
	var room_type, room_count, dataRight = true;
	message = "";
	room_type = document.AddEditRoomFrm.room_type.value;
	room_count = document.AddEditRoomFrm.room_count.value;
	if (room_type.length==0){
		message += "\n -  Enter room type";
		dataRight=false;
	}
	if (room_count.length==0){
		message += "\n -  Enter room count";
		dataRight=false;
	}
	if (isNaN(room_count)){
		message += "\n -  Invalid room count";
		dataRight=false;
	}
	if (!dataRight){
	   alert(message);
	}
	return dataRight;
		
}

function check_NewBookingFrm() {
	var re = /([0-9a-zA-Z\.\-\_]+)@([0-9a-zA-Z\.\-\_]+)\.([0-9a-zA-Z\.\-\_]+)/;
	var name, dataRight = true;
	message = "";
	name = document.NewBookingFrm.name.value;
	email = document.NewBookingFrm.email.value;
	if (name.length==0){
		message += "\n -  Enter guest name";
		dataRight=false;
	}
	if (email.length==0){
		message += "\n -  Enter email";
		dataRight=false;
	}
	if (email.length!=0 && email.match(re)==null){
	   dataRight=false;
	   message += "\n -  Invalid email";
	}
	if (!dataRight){
	   alert(message);
	}
	return dataRight;
		
}

function check_EditBookingFrm() {
	
	var name, dataRight = true;
	message = "";
	name = document.EditBookingFrm.name.value;
	if (name.length==0){
		message += "\n -  Enter guest name";
		dataRight=false;
	}
	if (!dataRight){
	   alert(message);
	}
	return dataRight;
		
}
function addNote(parentObj,text){
	if (document.createTextNode){
		var mytext=document.createTextNode(text);
		parentObj.appendChild(mytext);
	}
}
function addElement(parentObj,type,value,name,min_people,prev_select){
	if (document.createElement){
		var element = document.createElement(type);
		element.setAttribute('type', 'radio');
		element.setAttribute('value', value);
		if (value==prev_select){
			element.setAttribute('checked', 'checked');
		}
		element.setAttribute('name', name);
		element.setAttribute('class', 'radios');
		element.setAttribute('onclick', 'calculatePeople();');
		parentObj.appendChild(element);
		
		
	}
}

function showRadios(roomId,countRooms){
			
			countRooms=parseInt(countRooms);
			parentObj=document.getElementById('radios_'+roomId);
			parentObj.innerHTML='';
			min_people=parseInt(document.getElementById('room_min_people_'+roomId).value);
			max_people=parseInt(document.getElementById('room_people_'+roomId).value);
			var br=document.createElement('br');
				parentObj.appendChild(br);
			for(i=1; i<(countRooms+1);i++){
				addNote(parentObj,'room '+i+':');
				for(j=min_people;j<(max_people+1);j++){
					addElement(parentObj,'input',j,'peopleRooms'+'['+roomId+']['+i+']',min_people,2);
					if (j>1){
						addNote(parentObj,j+' persons');
					} else {
						addNote(parentObj,j+' person');
					}
				}
				var br=document.createElement('br');
					parentObj.appendChild(br);
			}
			calculatePeople();
			parentObj.style.display='block';
		}
function calculatePeople(){
	 var aryClassElements = getElementsByClassName( 'radios', document.body );
	 var people=0;
     for ( var i = 0; i < aryClassElements.length; i++ ) {
     	if (aryClassElements[i].checked==true){
        	people+=parseInt(aryClassElements[i].value);
     	}
    }
    document.getElementById('sum_people').innerHTML=people;
    document.getElementById('people').value=people;
}
function getElementsByClassName( strClassName, obj ) {
    var ar = arguments[2] || new Array();
    var re = new RegExp("\\b" + strClassName + "\\b", "g");

    if ( re.test(obj.className) ) {
        ar.push( obj );
    }
    for ( var i = 0; i < obj.childNodes.length; i++ )
        getElementsByClassName( strClassName, obj.childNodes[i], ar );
    
    return ar;
}