// JavaScript Document
function bookmark(title,url){
var title = "Holiday Inn";
if (window.sidebar) // firefox
{
var url=window.location;

/*document.location.href;*/
//alert("firefox"+url);
window.sidebar.addPanel(title,url,"");
//window.external.AddFavorite('http://',', ');

//window.sidebar.addPanel(title,url);
}
else if(window.opera && window.print){ // opera
var url=window.location;

var elem = document.createElement('a');
elem.setAttribute('href',url);
elem.setAttribute('title',title);
elem.setAttribute('rel','sidebar');
elem.click();
}
else if(document.all)// ie
{
var url=window.location;
window.external.AddFavorite(url, title);
}
}
function isValid2()
{

	
	if(document.getElementById('email2').value == "")
	{
		alert("Please enter your name.");
		document.getElementById('email2').focus();
		return false
	}
	if(document.getElementById('email').value == "")
	{
		alert("Please enter e-mail address.");
		document.getElementById('email').focus();
		return false
	}
	if (document.getElementById('email').value.indexOf("@", 0) < 0)
	{
		window.alert("Please enter a valid e-mail address.");
		document.getElementById('email').focus();
		return false;
	}
	
	if (document.getElementById('email').value.indexOf(".", 0) < 0)
	{
		window.alert("Please enter a valid e-mail address.");
		document.getElementById('email').focus();
		return false;
	}
	if(document.getElementById('checkbox').checked==false)
	{
		window.alert("Please select terms and conditions.");
		document.getElementById('checkbox').focus();
		return false;
	}
	return true;
}
function isvalid1()
{
	if(document.getElementById('textfield').value == "")
	{
		alert("Please enter check in date");
		document.getElementById('textfield').focus();
		return false
	}
	else
	{
		if (isDate(document.getElementById('textfield').value)==false)
		{
		document.getElementById('textfield').focus();
		return false
		}
	}

	if(document.getElementById('textfield2').value == "")
	{
		alert("Please enter check out date");
		document.getElementById('textfield2').focus();
		return false
	}
	else
	{
		if (isDate(document.getElementById('textfield2').value)==false)
		{
		document.getElementById('textfield2').focus();
		return false
		}
	}
	
	/*var chkIn=document.getElementById('textfield').value;
	var chkOut=document.getElementById('textfield2').value;
	
	var selObj = document.getElementById('select7');
	var selIndex = selObj.selectedIndex;

	var selObj1 = document.getElementById('select8');
	var selIndex1 = selObj1.selectedIndex;

	var adult=selObj.options[selIndex].text;
	var children=selObj1.options[selIndex1].text;*/


	//window.location="index.html?checkIn="+chkIn+"&checkOut="+chkOut+"&adult="+adult+"&children="+children+"";
	
	return true;
}
function isInteger(s)
{
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}
function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}


function DaysArray(n)
{
	for (var i = 1; i <= n; i++) 
	{
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
	} 
   return this
}
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isDate(dtStr){

	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	//alert("pos1="+pos1+"pos2"+pos2);
	/*var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)*/
	
	var strYear=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strDay=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
	/*if (pos1<4 || pos2>8){
		alert("The date format should be : yyyy/mm/dd")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}*/
return true
}