// -------------------------------- 
// Rollver code for images
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// -------------------------------- 
// Clear Input box 
function ClearBox(myObj, myText)
{
	if(myObj.value == myText) myObj.value='';
}

// -------------------------------- 
// Detect IE5 Mac 
function isIE5Mac() {
	var ua = navigator.userAgent;
	if (ua.indexOf("Mac") != -1 && ua.indexOf("MSIE 5") != -1) {
		return true;
	} else {
		return false;
	}
}

// -------------------------------- 
// Show or hide state of a div and alter the associated icons accordingly
function expandArea(img1,divObj,img2){
	
	// editable information......
	//~~~~~~~~~~~~~~~~~~~~~~~~~~~
	imgPrefix = "../img/buttons/";    // this is the path to the images... 
	hiddenClass = "hiddenArea";
	showingClass = "unhiddenArea";
	
	// images  - these are hard coded image file names.
	//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	expandIcon = "btn_expand_collapse_right_10x10.gif"; // this is the right facing triangle
	collapseIcon = "btn_expand_collapse_down_10x10.gif"; // this is the downfacing triangle
	minimizeIcon = "btn_info_close_10x11.gif"; // this is the X icon
	infoIcon = 'btn_info_10x11.gif'; // this is the i icon
	//~~~~~~~~~~~ no need to edit below ~~~~~~~~~~~~~~~
	
	//~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~	
	d = document.getElementById(divObj);
	openArray = new Array(collapseIcon,showingClass,minimizeIcon);// stuf showing when div is open
	closedArray = new Array(expandIcon,hiddenClass,infoIcon); // stuf showing when div is closed
	currentClass = d.className;
	if(currentClass == 'hiddenArea') { //alert('div is closed');
		d.className = openArray[1];
		if(document.getElementById(img1)){
			document.getElementById(img1).src = imgPrefix + openArray[0];
			}
		if(document.getElementById(img2)){
			document.getElementById(img2).src = imgPrefix + openArray[2];
			}
	}else if(currentClass == 'unhiddenArea'){//alert('div is open');
		d.className = closedArray[1];
		if(document.getElementById(img1)){
			document.getElementById(img1).src = imgPrefix + closedArray[0];
			}
		if(document.getElementById(img2)){
			document.getElementById(img2).src = imgPrefix + closedArray[2];
			}
	}
}

//function switchClass(obj,newClass){
//	obj.className = newClass;
//	return true;
//	}

// -------------------------------- 
// Show/hide divs
function expandArea1(divShow,divHide){
	d1 = document.getElementById(divShow);
	d2 = document.getElementById(divHide);
	currentClass = d1.className;
	if(currentClass == 'hiddenArea') {
		d1.className = 'unhiddenArea';
		d2.className = 'hiddenArea';
	} else {
		d1.className = 'hiddenArea';
		d2.className = 'unhiddenArea';
	}
}
// -------------------------------- 
// Sort code
var autoFocusOn = true;

function autofocus(field, limit, next ) {
	if(autoFocusOn){
		if(next != 'LAST'){
		   	limit = 2;
			if (field.value.length == limit) {
			    if(field.form.elements[next]){field.form.elements[next].focus();}
		    	}
		}else{
			autoFocusOn = false;
		}
	}
}