function isNumber(inputVal){
   var inputStr = inputVal.toString();
   for (var i = 0; i < inputStr.length; i++) {
       var oneChar = inputStr.charAt(i);
       if (oneChar < "0" || oneChar > "9") {
          return false;
       }
   }    
   return true;
}
  
function isDecimal(inputVal){
   var oneDecimal = false;
   var inputStr = inputVal.toString();
   for (var i = 0; i < inputStr.length; i++) {
       var oneChar = inputStr.charAt(i);
       if (oneChar == "." && !oneDecimal ) {
          oneDecimal = true;
          continue;
       }
       if (oneChar < "0" || oneChar > "9") {
          return false;
       }
   }    
   return true;
}
  
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 = "";
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
    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){
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		return false
	}
return true
}

function IsAlphaNumeric(sString) {
    var inputStr = sString.toString();
    for (var i = 0; i < inputStr.length; i++) {
       var oneChar = inputStr.charCodeAt(i);
       if (!((oneChar > 47 && oneChar < 58 ) || (oneChar > 96 && oneChar < 123 ))) {
          return false;
        }
    }
 return true;
}
function space_replace(sString) {
    var i;
    var str = "";
    var s = sString;
    for (i = 0; i < s.length; i++) {   
        var c = s.charAt(i);
        if ( c == " ") {
           str += " ";
        } else {
           str += c;
        }
    }
    sString = str;
    return sString;
}
function trim(s) {return ltrim(rtrim(s))}
function ltrim(s) {return s.replace(/^\s+/g, "")}
function rtrim(s) {return s.replace(/\s+$/g, "")}
function diffofDate(fromDate,toDate){
   var source = new Date(fromDate);
   var target = new Date(toDate);
   var valueOfs = source.valueOf();
   var valueOft = target.valueOf();
   var diff = (valueOft - valueOfs) / (1000 * 3600 * 24) ;
   return diff;
}

function tick() {
var dayofDate = new Date();
var		 hrNow = dayofDate.getHours();
var		 mnNow = dayofDate.getMinutes();
var		 scNow = dayofDate.getSeconds();
var		 miNow = dayofDate.getTime();


		 if (hrNow == 0) {
		 hour = 12;
		 ap = " AM";
		 } else if(hrNow <= 11) {
		 ap = " AM";
		 hour = hrNow;
		 } else if(hrNow == 12) {
		 ap = " PM";
		 hour = 12;
		 } else if (hrNow >= 13) {
		 hour = (hrNow - 12);
		 ap = " PM";
		 }
		 if (hrNow >= 13) {
		 hour = hrNow - 12;
		 }
		 if (mnNow <= 9) {
		 min = "0" + mnNow;
		 }
		 else (min = mnNow)
		 if (scNow <= 9) {
		 secs = "0" + scNow;
		 } else {
		 secs = scNow;
		 }
		 time = hour + ":" + min + ":" + secs + ap;

    clock.style.fontSize = '10';
		 clock.style.fontWeight = 'bold';
		 clock.style.color = 'green';
		 clock.innerHTML = time;

    date.style.fontSize = '10';
		 date.style.fontWeight = 'bold';
		 date.style.color = 'darkblue';
		 date.innerHTML = dateTime();

		 setTimeout('tick()', 1000);
}

function dateTime() {
var days = new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday");
var		 now = new Date();
return days[now.getDay()]+" "+ (now.getMonth()+1) + "/" + now.getDate() + "/" + now.getYear();
}  

function clearAll()
{
     for(i=0; i<document.Form1.elements.length; i++)
    {
        if (document.Form1.elements[i].type =="text" || document.Form1.elements[i].type =="textarea" || document.Form1.elements[i].type =="select-one") document.Form1.elements[i].value = "";
    }
}