function y2k(number) { return (number < 1000) ? number + 1900 : number; }

function isDate (day,month,year) {
// checks if date passed is valid
// will accept dates in following format:
// isDate(dd,mm,ccyy), or
// isDate(dd,mm) - which defaults to the current year, or
// isDate(dd) - which defaults to the current month and year.
// Note, if passed the month must be between 1 and 12, and the
// year in ccyy format.

	var today = new Date();
    year = ((!year) ? y2k(today.getYear()):year);
    month = ((!month) ? today.getMonth():month-1);
    if (!day) return false
    var test = new Date(year,month,day);
    if ( (y2k(test.getYear()) == year) &&
         (month == test.getMonth()) &&
         (day == test.getDate()) )
        return true;
    else
        return false
}
function isblank(s) {
   for(var i = 0; i < s.value.length; i++) {
      var c = s.value.charAt(i);
      if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
   }
   return true;
}  
function IsNumeric(passedVal) {
    if (((passedVal / passedVal ) != 1) && (passedVal != 0))
	  return false;
	else
      return true;
} 
function IsInteger(string) {
    var Chars = "0123456789";

    for (var i = 0; i < string.length; i++) {
       if (Chars.indexOf(string.charAt(i)) == -1)
          return false;
    }
    return true;
} 
function wordcount(string) {
	var a = string.value.split(/\s+/g); // split the sentence into an array of words
	return a.length;
}
function OpenWindow(Form,File)
{
	var WinWidth = 450, WinHeight = 160, w,h;

	if (window.screen) {
    	w = Math.floor(screen.availWidth/2 - WinWidth/2);
    	h = Math.floor(screen.availHeight/2 - WinHeight/2);
	}
	NEW = window.open('../mysql/fileupload.asp?File='+File+'&Form='+Form,'popup','scrollbars=yes,width='+WinWidth+',height='+WinHeight+',top='+h+' ,left='+w);
}
function AdminOWindow(Form,File,obj)
{
	var WinWidth = 450, WinHeight = 160, w,h;
	if (window.screen){
	  w = Math.floor(screen.availWidth/2 - WinWidth/2);
	  h = Math.floor(screen.availHeight/2 - WinHeight/2);
	}
	NEW = window.open('../mysql/fileupload.asp?File='+File+'&Form='+Form,'popup','scrollbars=yes,width='+WinWidth+',height='+WinHeight+',top='+h+' ,left='+w);
}
function AdminOWindowValidate(Form,File,obj)
{
	var WinWidth = 450, WinHeight = 160, w,h;
	
	if (obj.cboCompany.selectedIndex == 0)
	{
		alert("Please select company");
		obj.cboCompany.focus();
	}
	else
	{
	  var UserID = obj.cboCompany.value;
      if (window.screen) {
        w = Math.floor(screen.availWidth/2 - WinWidth/2);
    	 h = Math.floor(screen.availHeight/2 - WinHeight/2);
	   }
	   NEW = window.open('../mysql/fileupload.asp?File='+File+'&Form='+Form+'&UserID='+UserID,'popup','scrollbars=yes,width='+WinWidth+',height='+WinHeight+',top='+h+' ,left='+w);
	}
}
function CheckEmail(strEmail) {	   
  if (strEmail != "")
  {
    valid = true	// Initially set valid to true
  	var atcount = 0;
	var email = strEmail;
	var email_length = strEmail.length;
			
	for (index=0; index<email_length; index++)
	{
	  if ((email.substring(index,index+1) == ":") || (email.substring(index,index+1) == ",") || (email.substring(index,index+1) == "'") || (email.substring(index,index+1) == " ") )
	  {
	  valid = false;
	  }
	}
			
	for (i=0; i<email_length; i++)
	{
	  if (email.substring(i,i+1) == "@")
	  {
	  ++atcount;
	  if (email.substring(i-1,i) == ".")
	  valid = false;
	  if (email.substring(i+1,i+2) == ".")
	  valid = false;
	  }
	}

	if (email.substring(email_length-1,email_length) == "@") valid = false;
	if (email.substring(email_length-1,email_length) == ".") valid = false;
	if (email.substring(0,1) == "@") valid = false;
	if (email.substring(0,1) == ".") valid = false;
	if (email.indexOf(".") == -1) valid = false;
	if (atcount > 1 || atcount == 0) valid = false;
	if (!valid) 
	  return false;
	else
	  return true;			
  }
}		
function round(n) {
// rounds number to X decimal places, defaults to 2
//    X = (!X ? 2 : X);
//    return Math.round(number*Math.pow(10,X))/Math.pow(10,X);
	var s = "" + Math.round(n * 100) / 100
	var i = s.indexOf('.')
	if (i < 0) return s + ".00"
	var t = s.substring(0, i + 1) + s.substring(i + 1, i + 3)
	if (i + 2 == s.length) t += "0"
	return t
}