// javascript functions for layers 
// Author : Mark Pottie (mark@pottie.com) (c)2002
function showtext(thetext,showhide) { //shows appropriate text
  if (document.layers) {
	daText = document.layers[thetext];
  } else if (document.all) {
    daText = document.all(thetext).style;
  } else if (document.getElementById&&!document.all){
     daText=document.getElementById(thetext).style;
  }
  if(showhide=='hide'){
  daText.visibility = hidden;}
 	 else{daText.visibility = visible;}
}
function changestyle(){
  if (document.layers) {
	daText = document.layers['printclass'];
  } else if (document.all) {
    daText = document.all('printclass').style;
  } else if (document.getElementById&&!document.all){
     daText=document.getElementById('printclass').style;
  }	
  daText.width='190px';
}

//-------------------------------------------------------------

// Ultimate client-side JavaScript client sniff. Version 3.02
// (C) Netscape Communications 1999.  Permission granted to reuse and distribute.
// Please see master file for documentation
function Is ()
{
    var agt=navigator.userAgent.toLowerCase();
    this.major = parseInt(navigator.appVersion);
    this.minor = parseFloat(navigator.appVersion);
    this.nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    // *** BROWSER ***
    this.nav2 = (this.nav && (this.major == 2));
    this.nav3 = (this.nav && (this.major == 3));
    this.nav4 = (this.nav && (this.major == 4));
    this.nav4up = (this.nav && (this.major >= 4));
    this.navonly      = (this.nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    this.nav6 = (this.nav && (this.major == 5));
    this.nav6up = (this.nav && (this.major >= 5));
    this.ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    this.ie3    = (this.ie && (this.major < 4));
    this.ie4    = (this.ie && (this.major == 4) && (agt.indexOf("msie 5")==-1) );
    this.ie4up  = (this.ie  && (this.major >= 4));
    this.ie5    = (this.ie && (this.major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    this.ie5_5  = (this.ie && (this.major == 4) && (agt.indexOf("msie 5.5") !=-1));
    this.ie5up  = (this.ie  && !this.ie3 && !this.ie4);
    this.ie5_5up =(this.ie && !this.ie3 && !this.ie4 && !this.ie5);
    // *** PLATFORM ***
    this.win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
    this.win95 = ((agt.indexOf("win95")!=-1) || (agt.indexOf("windows 95")!=-1));
    this.win98 = ((agt.indexOf("win98")!=-1) || (agt.indexOf("windows 98")!=-1));
    this.winnt = ((agt.indexOf("winnt")!=-1) || (agt.indexOf("windows nt")!=-1));
    this.win32 = (this.win95 || this.winnt || this.win98 || 
                    ((this.major >= 4) && (navigator.platform == "Win32")) ||
                    (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1));
    this.winme = ((agt.indexOf("win 9x 4.90")!=-1));
    this.win2k = ((agt.indexOf("windows nt 5.0")!=-1));
    this.mac    = (agt.indexOf("mac")!=-1);
    // hack ie5 js version for mac
    if (this.mac && this.ie5up) this.js = 1.4;
    this.mac68k = (this.mac && ((agt.indexOf("68k")!=-1) || 
                               (agt.indexOf("68000")!=-1)));
    this.macppc = (this.mac && ((agt.indexOf("ppc")!=-1) || 
                                (agt.indexOf("powerpc")!=-1)));
 }

//-------------------------------------------------------------
// validation functions
 
 
 function ISEmail(s){
	var i = 1;
 var sLength = s.length;
 while ((i < sLength) && (s.charAt(i) != "@"))
     { i++}
     if ((i >= sLength) || (s.charAt(i) != "@")) return false;
     else i += 2;
     while ((i < sLength) && (s.charAt(i) != "."))
      { i++ }
     var j=s.length-1;
     if (s.charAt(j) == '.'){
     // EmailAlert = "\n  an email address cannot end with a \".\"";
     return false;
     }
     if ((i >= sLength - 1) || (s.charAt(i) != ".")) return false;
     else return true;
}   	


function ISInteger( theElement )	{
	if ( theElement.value.length == 0 )
		return false;	// blank entry is not a valid integer
	if ( theElement.value.charAt(0) == '-' )	{
		return StringOfDigits( theElement.value.substring( 1, theElement.value.length - 1 ) );
	} else	{
		return StringOfDigits( theElement.value );
	} // end if
} // ISInteger()



function StringOfDigits( theString )
//  To use, set the onChange or onBlur attribute of a form field
//  element to "StringOfDigits(this)"
{
	var	validDigits	=	"0123456789";
	var	i			=	0;
	if ( theString.length == 0 )
		return false;	// blank entry is not a string of digits
	for( i = 0; i < theString.length; i++ )	{
		var	thisChar	=	theString.charAt(i);
		if ( validDigits.indexOf( thisChar ) == -1 )	{
			return false;
		} // end if
	} // end for
	return true;
} // StringOfDigits()


function hasDigits( theString )
//  To use, set the onChange or onBlur attribute of a form field
//  element to "StringOfDigits(this)"
{
	var	validDigits	=	"0123456789";
	var	i			=	0;
	if ( theString.length == 0 )
		return false;	// blank entry is not a string of digits
	for( i = 0; i < theString.length; i++ )	{
		var	thisChar	=	theString.charAt(i);
		if (validDigits.indexOf( thisChar ) > -1 )	{
			return true;
		} // end if
	} // end for
	return false;
} // StringOfDigits()


function ValidateBlank( theElement )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( theElement.value == "" )
		return true;
	else
		return false;
} // ValidateBlank()


function ValidateLengthEqual( theElement, lengthMatch )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( theElement.value.length == lengthMatch )
		return true;
	else
		return false;
} // ValidateLengthLess()


function ValidateLengthLess( theElement, lengthLimit )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( theElement.value.length < lengthLimit )
		return true;
	else
		return false;
} // ValidateLengthLess()


function ValidateLengthGreater( theElement, lengthLimit )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( theElement.value.length > lengthLimit )
		return true;
	else
		return false;
} // ValidateLengthLess()


function ValidateStringOf( theElement, testString )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	var	i	=	0;
	if ( theElement.value.length == 0 )
		return false;	// blank entry is not a string of test characters
	for( i = 0; i < theElement.value.length; i++ )	{
		var	thisChar	=	theElement.value.charAt(i);
		if ( testString.indexOf( thisChar ) == -1 )	{
			return false;
		} // end if
	} // end for
	return true;
} // ValidateStringOf()


function ValidateStringWithout( theElement, testString ) {
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	var	i	=	0;
	// blank entry is a string without test characters
	for( i = 0; i < theElement.value.length; i++ )	{
		var	thisChar	=	theElement.value.charAt(i);
		if ( testString.indexOf( thisChar ) != -1 )	{
			return false;
		} // end if
	} // end for
	return true;
} // ValidateStringWithout()

function ValidateIntegerGreater( theElement, lowerBound )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( ValidateInteger( theElement ) )	{
		if ( parseInt( theElement.value, 10 ) > lowerBound )	{
			return true;
		} else	{
			return false;
		} // end if
	} else	{
		return false;
	} // end if
} // ValidateIntegerGreater()


function ValidateIntegerLess( theElement, upperBound )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( ValidateInteger( theElement ) )	{
		if ( parseInt( theElement.value, 10 ) < upperBound )	{
			return true;
		} else	{
			return false;
		} // end if
	} else	{
		return false;
	} // end if
} // ValidateIntegerLess()


function ValidateFloat( theElement )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	var	i			=	0;
	var	j			=	0;
	var	k			=	0;
	var	l			=	0;
	var	thePart	=	"";
	if ( theElement.value.length == 0 )
		return false;	// blank entry is not a number
	if ( theElement.value.charAt(i) == '-' )	{
		i = 1;
	} // end if
	if ( (j = theElement.value.indexOf(".")) == -1 )	{
		j = theElement.value.length;
	} // end if 
	thePart = theElement.value.toUpperCase();
	if ( (k = thePart.indexOf("E")) == -1 )	{
		k = theElement.value.length;
	} // end if
	l = ( j < k ) ? j : k;
	if ( l > i )	{
		thePart = theElement.value.substring( i, l );
		if ( !StringOfDigits( thePart ) )	return false;
	} // end if
	if ( j < theElement.value.length )	{
		thePart = theElement.value.substring( j+1, k );
		if ( !StringOfDigits( thePart ) )	return false;
	} // end if
	if ( k < theElement.value.length )	{
		thePart = theElement.value.substring( k+1, k+2 );
		if ( (thePart == "+") || (thePart == "-") )	{
			k++;
		} // end if
		thePart = theElement.value.substring( k+1, theElement.value.length );
		if ( !StringOfDigits( thePart ) )	return false;
	} // end if
	return true;
} // ValidateFloat()


function ValidateFloatGreater( theElement, lowerBound )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( ValidateFloat( theElement ) )	{
		if ( parseFloat( theElement.value ) > lowerBound )	{
			return true;
		} else	{
			return false;
		} // end if
	} else	{
		return false;
	} // end if
} // ValidateFloatGreater()


function ValidateFloatLess( theElement, upperBound )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	if ( ValidateFloat( theElement ) )	{
		if ( parseFloat( theElement.value ) < upperBound )	{
			return true;
		} else	{
			return false;
		} // end if
	} else	{
		return false;
	} // end if
} // ValidateFloatLess()

function MakeMonthNames( )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	this.length = 12;
	this[1] = "January";
	this[2] = "February";
	this[3] = "March";
	this[4] = "April";
	this[5] = "May";
	this[6] = "June";
	this[7] = "July";
	this[8] = "August";
	this[9] = "September";
	this[10] = "October";
	this[11] = "November";
	this[12] = "December";
	return this;
} // MakeMonthNames()


function ValidateDate( theElement, dateFormat )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	var	month	=	0;
	var	day		=	0;
	var	year	=	0;
	var	offset	=	0;
	var	thePart	=	"";
	var	testStr	=	"";
	var	monthNames;
	if ( theElement.value.length == 0 )
		return false;	// blank entry is not a date
	if ( dateFormat == "" )	{
		dateFormat = "MM/DD/YYYY";	// default date format
	} // end if
	monthNames = new MakeMonthNames();
	thePart = theElement.value;
	offset = thePart.indexOf("/");
	if ( offset < 1 )
		return false;
	testStr = thePart.substring(0,offset);
	if ( !StringOfDigits( testStr ) )
		return false;
	month = parseInt( testStr, 10 );
	if ( (month < 1) || (month > 12 ) )
		return false;
	thePart = thePart.substring( offset+1, thePart.length );
	offset = thePart.indexOf("/");
	if ( offset < 1 )
		return false;
	testStr = thePart.substring(0,offset);
	if ( !StringOfDigits( testStr ) )
		return false;
	day = parseInt( testStr, 10 );
	if ( (day < 1) || (day > 31 ) )
		return false;
	testStr = thePart.substring( offset+1, thePart.length );
	if ( !StringOfDigits( testStr ) )
		return false;
	year = parseInt( testStr, 10 );
	if ( month == 2 )	{
		if ( (4 * Math.floor( year / 4 )) == year )	{
			if ( day > 29 )
				return false;
		} else	{
			if ( day > 28 )
				return false;
		} // end if
	} else if ( (month == 4) || (month == 6) || (month == 9) || (month == 11) )	{
		if ( day > 30 )
			return false;
	} // end if
	return true;
} // ValidateDate()


function ValidateTime( theElement, timeFormat )	{
//  Copyright (c)1996-2000 Venomsmashing Pty Ltd
	// assume [H]H:MM[:SS][ AM|PM] format allow a time-format string as parameter in future
	var	hour	=	0;
	var	minute	=	0;
	var	second	=	0;
	var	offset	=	0;
	var	thePart	=	"";
	var	testStr	=	"";
	if ( theElement.value.length == 0 )
		return false;	// blank entry is not a date
	if ( timeFormat == "" )	{
		timeFormat = "HH:MM:SS.hu";	// default time format
	} // end if
	thePart = theElement.value;
	offset = thePart.indexOf(":");
	if ( offset < 1 )
		return false;
	testStr = thePart.substring(0,offset);
	if ( !StringOfDigits( testStr ) )
		return false;
	hour = parseInt( testStr, 10 );
	if ( hour > 23 )
		return false;
	thePart = thePart.substring( offset+1, thePart.length );
	testStr = thePart.substring( 0, 2 );
	if ( !StringOfDigits( testStr ) )
		return false;
	minute = parseInt( testStr, 10 );
	if ( minute > 59 )
		return false;
	thePart = thePart.substring( 2, thePart.length );
	if ( thePart.length > 0 )	{
		if ( thePart.charAt(0) == ":" )	{
			testStr = thePart.substring(1,3);
			if ( !StringOfDigits( testStr ) )
				return false;
			second = parseInt( testStr, 10 );
			if ( second > 59 )
				return false;
			thePart = thePart.substring( 3, thePart.length );
		} // end if
	} // end if
	if ( thePart.length > 0 )	{
		if ( thePart.charAt(0) == " " )
			thePart = thePart.substring( 1, thePart.length );
		thePart = thePart.toUpperCase();
		if ( thePart == "PM" )	{
			hour += 12;
			if ( hour > 23 )
				return false;
		} else if ( thePart == "AM" )	{
			if ( hour > 12 )
				return false;
		} else
			return false;
	} // end if
	return true;
} // ValidateTime()



//-----------------------------------------------------------------------------
// widow popup

// this is the popup code
// for reference this is the html code needed when using a link 
//<a href="JavaScript:newWindow('centered.htm','popup',300,200,'')">click to open the popup window</a>
function newWindow(mypage,myname,w,h,features) {
  if(screen.width){
  var winl = (screen.width-w)/2;
  var wint = (screen.height-h)/2;
  }else{winl = 0;wint =0;}
  if (winl < 0) winl = 0;
  if (wint < 0) wint = 0;
  var settings = 'height=' + h + ',';
  settings += 'width=' + w + ',';
  settings += 'top=' + wint + ',';
  settings += 'left=' + winl + ',';
  settings += features;
  win = window.open(mypage,myname,settings);
  win.window.focus();
}