// JScript File
function nonfractioninput(keyCode)
{
	if (((keyCode >= 48) && (keyCode <= 57)) )
        return true;
	else
	    return false;
}

/**
 * DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */
// Declaring valid date character, minimum year and maximum year
/* Check Date Method 1
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)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}
*/

function check_date(obj,WatermarkText)
{
   // Regular expression used to check if date is in correct format
   //var pattern = new RegExp([0-3][0-9]-(0|1)[0-9]-(19|20)[0-9]{2});   dd/mm/yyyy format
   //var TextBox = document.getElementById(GetClientId(obj));
   var TextBox = document.getElementById(obj);
   var pattern = '[0-3][0-9]/(0|1)[0-9]/(19|20)[0-9]{2}';
   var regexp = new RegExp(pattern);
   var m = regexp.exec (TextBox.value);
   if ((TextBox.value != WatermarkText) && (TextBox.value != ''))
   {
       //var obj = 'txtpurchasedate.ClientID';
       //var txt = document.getElementById ("<%=" + obj + "%>");
       //alert ('TextBox ' + obj.value);
       //if(document.getElementById('datefield').value.match(pattern))
       if (m != null)
       {
          var date_array = TextBox.value.split('/');
          var day = date_array[0];

          // Attention! Javascript consider months in the range 0 - 11
          var month = date_array[1] - 1;
          var year = date_array[2];

          // This instruction will create a date object
          source_date = new Date(year,month,day);

          if(year != source_date.getFullYear())
          {
             //alert('Year is not valid!');
             return false;
          }

          if(month != source_date.getMonth())
          {
             //alert('Month is not valid!');
             return false;
          }

          if(day != source_date.getDate())
          {
             //alert('Day is not valid!');
             return false;
          }
       }
       else
       {
          //alert('Date format is not valid!');
          return false;
       }
   
   }
   

   return true;
}


function DisableEnterKey(event) 
{
    var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
    if(keyCode == 13) 
        return true; 
    else
        return true;
}