/*
	lib_global.php
	Library of global functions used throughout the site
	Requires xbDOM.js and lib_misc.js
 */

/*
  help_onChange
  Function called when the help object's selection is changed
 */
function help_onChange() {
  help = getElement("help");
  if ( help.selectedIndex > 0 ) {
    if ( help[help.selectedIndex].value.length == 0 ) {
      alert("fix me");
    }
    else {
      // Open help window
      sitechunkHelp = window.open('help/'+help[help.selectedIndex].value,'sitechunkHelp','height=300,width=400,top=100,left=100,resizeable=yes,scrollbars=yes,menubar=no,location=no,status=no');
      // Focus help window
      sitechunkHelp.focus();
      // Reset help menu
      help.selectedIndex = 0;
    }
  }
}

/*
  sectionListURL_onClick
*/
function sectionListURL_onClick(e) {
	anchor = getEventSource(e);
	var url = anchor.href.split("?");
	var vars = url[1].split("=");
	pageID = vars[1];
	if ( pageID==0 ) {
		alert("Sorry, but the link does not reference a valid page.");
		return false;
	}
}

///////////////////////////////////////////////////////////////////////////////
//
// Macromedia DreamWeaver's Image switching functions
//
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_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_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];
		}
	}
}

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;
}