// standard way to open popUp
function ST_popUp(url, name, w, h, scroll)
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	var winprops = 'status=1, height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable';
	win = window.open(url, name, winprops)
	if (parseInt(navigator.appVersion) >= 4) 
	{ 
		win.window.focus(); 
	}

}


// Standard way to collect parameters from popUps
function ST_collectparam (receiver,type,data)
{
	var str = 'document.'+ receiver;
	element = eval(str);
	
	if(type == 'select')
	{
		element.selectedIndex = data;
	}
	else if (type == 'text')
	{
		element.value = data;
	}
	else if (type == 'imagepath')
	{
	if(element)
		{
		element.src=data;
		}
	}
}

// Standard way to send parameters back to openers
function ST_sendparam (receiver,type,data)
{
	opener.ST_collectparam(receiver, type ,data);
}

function IsNumeric(sText)

{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }
   
   
function Array_push() {
	var A_p = 0
	for (A_p = 0; A_p < arguments.length; A_p++) {
		this[this.length] = arguments[A_p]
	}
	return this.length
}

if (typeof Array.prototype.push == "undefined") {
	Array.prototype.push = Array_push
}

function Array_shift() {
	var A_s = 0
	var response = this[0]
	for (A_s = 0; A_s < this.length-1; A_s++) {
		this[A_s] = this[A_s + 1]
	}
	this.length--
	return response
}

if (typeof Array.prototype.shift == "undefined") {
	Array.prototype.shift = Array_shift
}


function Set_Cookie( name, value, expires, path, domain, secure ) 
{
	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );
	
	/*
	if the expires variable is set, make the correct 
	expires time, the current script below will set 
	it for x number of days, to make it for hours, 
	delete * 24, for minutes, delete * 60 * 24
	*/
	if ( expires )
	{
	expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	
	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
	( ( path ) ? ";path=" + path : "" ) + 
	( ( domain ) ? ";domain=" + domain : "" ) +
	( ( secure ) ? ";secure" : "" );
}

// this function gets the cookie, if it exists
function Get_Cookie( name ) {
		
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) &&
	( name != document.cookie.substring( 0, name.length ) ) )
	{
	return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}


// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}

String.prototype.trim = function() {
	return this.replace(/^\s+|\s+$/g,"");
}
String.prototype.ltrim = function() {
	return this.replace(/^\s+/,"");
}
String.prototype.rtrim = function() {
	return this.replace(/\s+$/,"");
}

function left(str, n){
	if (n <= 0)
	    return "";
	else if (n > String(str).length)
	    return str;
	else
	    return String(str).substring(0,n);
}
function right(str, n){
    if (n <= 0)
       return "";
    else if (n > String(str).length)
       return str;
    else {
       var iLen = String(str).length;
       return String(str).substring(iLen, iLen - n);
    }
}
function jscss(a,o,c1,c2)
		{
		  switch (a){
			case 'swap':
			  o.className=!jscss('check',o,c1)?o.className.replace(c2,c1):o.className.replace(c1,c2);
			break;
			case 'add':
			  if(!jscss('check',o,c1)){o.className+=o.className?' '+c1:c1;}
			break;
			case 'remove':
			  var rep=o.className.match(' '+c1)?' '+c1:c1;
			  o.className=o.className.replace(rep,'');
			break;
			case 'check':
			  return new RegExp('\\b'+c1+'\\b').test(o.className)
			break;
		  }
		}
IE4 = document.all;
function newChoice(title,mess,icon,defbut,mods) {
   if (IE4) {
      icon = (icon==0) ? 0 : 2;
      defbut = (defbut==0) ? 1 : 3;
      retVal = makeMsgBox(title,mess,icon,3,defbut,mods);
   }
   else {
      retVal = (confirm(mess)) ? 6 : 2;
   }
   return retVal;
}