var arrInt = new Array('0','1','2','3','4','5','6','7','8','9');

function isEmpty(val){
	if(val.length==0) return true;
  return false;
}

function isRequiredEmpty(val){
	if(!val) return true;	
	if(rightTrim(leftTrim(val))=='')
		return true;
	return false;
}

function isAllSpaces(val){
	for(var i=0; i<val.length; i++)
		if(val.charAt(i)!=' ') 
			return false;	
	return true;		
}

function isInteger(val){
	return areCharsInCollection(val, arrInt);
}

function areCharsInCollection(val, arrObj){	
	for(var i=0; i<val.length; i++){
		var j=0;
		for(; j<arrObj.length; j++){
			if(val.charAt(i)==arrObj[j])
				break;
		}
		if(j==arrObj.length) return false;
	}
	return true;
}

function anyOneChecked(colObj){
	for(i=0; i<colObj.length; i++){
		if(colObj[i].checked)
			return true;
	}
	return false;
}

function anyOneSelected(colObj){
	for(i=0; i<colObj.length; i++){
		if(colObj[i].selected)
			return true;
	}
	return false;
}

function leftTrim(val){
	for(var i=0; i<val.length; i++){
		if(val.charAt(i)!=' ')
			return val.substring(i);
	}
	return '';
}

function rightTrim(val){	
	for(var i=(val.length-1); i>=0; i--){
		if(val.charAt(i)!=' ')
			return val.substring(0, i+1);
	}
	return '';
}

function isPhoneValid(phoneObj, tarObj){
	var phone="";
	for(i=0;i<phoneObj.length; i++){	
		if(!isInteger(phoneObj[i].value)){
			alert("Please enter numeric value");
			//phoneObj[i].focus();
			return false;
		}
		if(!isEmpty(phoneObj[i].value))
			phone+=phoneObj[i].value + "-"		
	}
	if((phone.length>1) && (phone.length)<12){
		alert("Please enter a valid phone number");
		return false;
	}
	tarObj.value = phone.substring(0, (phone.length-1));
	return true;
}

function checkEmail(value){
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(value))
		return true;
	return false;
}

function isNoFieldEmpty(frmObj){
	for(var i=0; i<frmObj.elements.length; i++){
		if(frmObj.elements[i].type=="button") continue;
		if(isRequiredEmpty(frmObj.elements[i].value)){
			alert("Please enter a value for '" + frmObj.elements[i].name + "'");
			frmObj.elements[i].focus();
			return false;
		}
	}
	return true;
}

function isNumberBetween(number, starting, finish){
	var num = parseInt(number);
	var start = parseInt(starting);
	var end = parseInt(finish);
	if(num>=starting && num<=finish)
		return true;
	return false;
}

function areEqual(value1, value2, ignoreCase){
	if(ignoreCase)
		return (value1.toUpperCase() == value2.toUpperCase());
	else
		return value1 == value2
}

function getDate(mon, day, year){
	var today = new Date();
	var stoday = today + "";
	alert(stoday);
	var ttoday = stoday.split(" ");
	alert("ttoday>>>" + ttoday[0]);
}


//*********Date Related Functions****************
// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

/*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 daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
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
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=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 (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		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)
		alert("Please enter a valid Year");
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}

//***************end of date related functions**************//

//function for Submitting Form on KeyPress

function submitWithEnter(){
	var netscape = "";
	var ver = navigator.appVersion; 
	var len = ver.length;
	for(var i = 0; i < len; i++) if (ver.charAt(i) == "(") break;
	netscape = (ver.charAt(i+1).toUpperCase() != "C");

	function keyDown(DnEvents) { // handles keypress
		// determines whether Netscape or Internet Explorer
		k = (netscape) ? DnEvents.which : window.event.keyCode;
		if (k == 13) { // enter key pressed
			imgSubmit_onClick('kp');
			return false;
		}
	}
	document.onkeydown = keyDown; // work together to analyze keystrokes
	if (netscape) document.captureEvents(Event.KEYDOWN|Event.KEYUP);
}
function imgSubmit_onClick(type){
	if(type=='kp'){
		callLogin();
		//window.document.menusearch.submit()
	}else{
		return true;
	}
}