/*------------------------------------------------------------
	Document Text Sizer- Copyright 2003 - Taewook Kang.  All rights reserved.
	Coded by: Taewook Kang (txkang.REMOVETHIS@hotmail.com)
	Web Site: http://txkang.com
	Script featured on Dynamic Drive (http://www.dynamicdrive.com)
	
	Please retain this copyright notice in the script.
	License is granted to user to reuse this code on 
	their own website if, and only if, 
	this entire copyright notice is included.
--------------------------------------------------------------*/

//Specify affected tags. Add or remove from list:
var tgs = new Array( 'td','tr', 'p', 'li', 'dt', 'dd', 'a', 'body');

//Specify spectrum of different font sizes:
var szs = new Array( 'xx-small','x-small','','medium','large','x-large','xx-large' );
var startSz = 2;

function gts() {
  var t = getCookie('__startSz');
  if (t) startSz = parseInt(t);
  ts('body',0);
}

function ts(trgt,inc)
{
	var d = document,cEl = null,sz,i,j,cTags;
	
	sz = startSz;
	sz += inc;
	if (sz < 0) sz = 0;
	if (sz > 4) sz = 4;
	startSz = sz;
	setCookie('__startSz',sz);
	
	if (!(cEl = d.getElementById(trgt)))
		cEl = d.getElementsByTagName(trgt)[0];

	cEl.style.fontSize = szs[sz];

	for (i = 0 ; i < tgs.length ; i++)
	{
		cTags = cEl.getElementsByTagName(tgs[i]);
		
		for (j = 0 ; j < cTags.length ; j++)
			cTags[j].style.fontSize = szs[sz];
	}
}
/*------------------------------------------------------------
	EOF - Document Text Sizer
--------------------------------------------------------------*/


function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  OpenWin = this.open(theURL,winName,features);
	OpenWin.focus();
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='/"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_jumpMenuGo(selName,targ,restore){ //v3.0
  var selObj = MM_findObj(selName); if (selObj) MM_jumpMenu(targ,selObj,restore);
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

MM_reloadPage(true);

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_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_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}

function winpop(myLink, popwin, width, height) {
        if(! window.focus)return;
        var msg=window.open(myLink,popwin,"width="+width+",height="+height+",dependent=yes,menubar=no,resize=yes,toolbar=no,scrollbars=yes,status=no,screenY=0,screenX=0"); 
        msg.focus();
        myLink.target=popwin; }
                                
function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}


function clearBox(box) {
  if(box.value==box.defaultValue) {
    box.value = "";
  }
}

function isIE() {
	return document.all;
}

function showSummary(object, e, text) {
	myLayer = document.getElementById(object);
	myLayer.style.visibility = "visible";
}

function moveSummary(object, e) {

	myLayer = document.getElementById(object);
	w = parseInt(myLayer.style.width);
	h = parseInt(myLayer.style.height);

    if (e != '') {
        if (isIE()) {
            x = e.clientX;
            y = e.clientY;
			browserX = document.body.offsetWidth -25;
			x += document.body.scrollLeft;
			y += document.body.scrollTop;
        }
        if (!isIE()) {
            x = e.pageX;
            y = e.pageY;
			browserX = window.innerWidth - 30;
        }
    }

	x1 = x;	// Move out of mouse pointer	
	y1 = y + 20;
	
	// Keep box from going off screen
	if (x1 + w > browserX)
		x1 = browserX - w;

    myLayer.style.left = parseInt(x1) + "px";
    myLayer.style.top = parseInt(y1) + "px";
}

function hideSummary(object) {
  myLayer = document.getElementById(object);
  myLayer.style.visibility = 'hidden';
}

function getCookie(name) {
  var re = new RegExp(name + "=([^;]+)");
  var value = re.exec(document.cookie); 
  return (value != null) ? unescape(value[1]) : null;
}

var today = new Date();
var expiry = new Date(today.getTime() + 28 * 24 * 60 * 60 * 1000); // plus 28 days

function setCookie(name,value) { 
  document.cookie=name + "=" + escape(value) + ";path=/;domain=.lib.uaa.alaska.edu;";
}

function deleteCookie(name) { 
  if (getCookie(name)) { 
    document.cookie=name + "=" + ";path=/;domain=.lib.uaa.alaska.edu;expires=Thu, 01-Jan-70 00:00:01 GMT";
  }
}

//News Fade Variables and functions


/***********************************************
* Fading Scroller-  Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var delay = 3000; //set delay between message change (in miliseconds)
var maxsteps=35; // number of steps to take to change from start color to endcolor
var stepdelay=40; // time in miliseconds of a single step
//**Note: maxsteps*stepdelay will be total time in miliseconds of fading effect
var startcolor= new Array(255,255,255); // start color (red, green, blue)
var endcolor=new Array(45,83,193); // end color (red, green, blue)


var fwidth='200px'; //set scroller width
var fheight='36px'; //set scroller height

var fadelinks=1;  //should links inside scroller content also fade like text? 0 for no, 1 for yes.

///No need to edit below this line/////////////////


var ie4=document.all&&!document.getElementById;
var DOM2=document.getElementById;
var faderdelay=0;
var index=0;

/*Rafael Raposo edited function*/
//function to change content
function changecontent(){
  if (index>=fcontent.length)
    index=0;
  if (DOM2){
    document.getElementById("fscroller").style.color="rgb("+startcolor[0]+", "+startcolor[1]+", "+startcolor[2]+")";
    document.getElementById("fscroller").innerHTML=begintag+fcontent[index]+closetag;
    if (fadelinks)
      linkcolorchange(1);
    colorfade(1, 15);
  }
  else if (ie4)
    document.all.fscroller.innerHTML=begintag+fcontent[index]+closetag;
    index++;
}

// colorfade() partially by Marcio Galli for Netscape Communications.  ////////////
// Modified by Dynamicdrive.com

function linkcolorchange(step){
  var obj=document.getElementById("fscroller").getElementsByTagName("A");
  if (obj.length>0){
    for (i=0;i<obj.length;i++)
      obj[i].style.color=getstepcolor(step);
  }
}

/*Rafael Raposo edited function*/
var fadecounter;
function colorfade(step) {
  if(step<=maxsteps) {	
    document.getElementById("fscroller").style.color=getstepcolor(step);
    if (fadelinks)
      linkcolorchange(step);
    step++;
    fadecounter=setTimeout("colorfade("+step+")",stepdelay);
  }else{
    clearTimeout(fadecounter);
    document.getElementById("fscroller").style.color="rgb("+endcolor[0]+", "+endcolor[1]+", "+endcolor[2]+")";
    setTimeout("changecontent()", delay);
	
  }   
}

/*Rafael Raposo's new function*/
function getstepcolor(step) {
  var diff;
  var newcolor=new Array(3);
  for(var i=0;i<3;i++) {
    diff = (startcolor[i]-endcolor[i]);
    if(diff > 0) {
      newcolor[i] = startcolor[i]-(Math.round((diff/maxsteps))*step);
    } else {
      newcolor[i] = startcolor[i]+(Math.round((Math.abs(diff)/maxsteps))*step);
    }
  }
  return ("rgb(" + newcolor[0] + ", " + newcolor[1] + ", " + newcolor[2] + ")");
}

 function putFocus(formInst, elementInst) {
  if (document.forms.length > 0) {
   document.forms[formInst].elements[elementInst].focus();
  }
 }
	
function getsupport ( selectedtype ){
  document.supportform.subject_id.value = selectedtype ;
  document.supportform.submit() ;
}
function forward(form){
  theUrl = form.action+"direct="+form.direct.value+"&bQuery="+form.bQuery.value+"&db="+form.db.value;
  window.location=theUrl;
  return false;
}

function writeDocument(s){document.write(s);}
   var HM_DOM = document.getElementById ? true : false;
   var HM_IE  = document.all ? true : false;
   var HM_NS4 = document.layers ? true : false;

   function HM_f_ToggleElementList(show,elList,toggleBy) {
      if(!(HM_DOM||HM_IE||HM_NS4)) return true;

      if(HM_NS4&&(toggleBy=="tag")) return true;

      for(var i=0; i<elList.length; i++) {
         var ElementsToToggle = [];
         switch(toggleBy) {
            case "tag":
               ElementsToToggle = (HM_DOM) ? document.getElementsByTagName(elList[i]) :
                                  document.all.tags(elList[i]);
               break;
            case "id":
               ElementsToToggle[0] = (HM_DOM) ? document.getElementById(elList[i]) :
                                     (HM_IE) ? document.all(elList[i]) : 
                                     document.layers[elList[i]];
               break;
         }
         for(var j=0; j<ElementsToToggle.length; j++) {
            var theElement = ElementsToToggle[j];
            if(!theElement) continue;
            if(HM_DOM||HM_IE) {
               theElement.style.visibility = show ? "inherit" : "hidden";
            } else if (HM_NS4) {
               theElement.visibility = show ? "inherit" : "hide";
            }
         }
      }
      return true;
   }

   var theArray = new Object;
   theArray[0] = 'select';
   theArray[1] = 'form';
   theArray.length = 2;
	 
function P7_Snap() { //v2.61 by PVII
  var x,y,ox,bx,oy,p,tx,a,b,k,d,da,e,el,args=P7_Snap.arguments;a=parseInt(a);
  for (k=0; k<(args.length-3); k+=4)
   if ((g=MM_findObj(args[k]))!=null) {
    el=eval(MM_findObj(args[k+1]));
    a=parseInt(args[k+2]);b=parseInt(args[k+3]);
    x=0;y=0;ox=0;oy=0;p="";tx=1;da="document.all['"+args[k]+"']";
    if(document.getElementById) {
     d="document.getElementsByName('"+args[k]+"')[0]";
     if(!eval(d)) {d="document.getElementById('"+args[k]+"')";if(!eval(d)) {d=da;}}
    }else if(document.all) {d=da;} 
    if (document.all || document.getElementById) {
     while (tx==1) {p+=".offsetParent";
      if(eval(d+p)) {x+=parseInt(eval(d+p+".offsetLeft"));y+=parseInt(eval(d+p+".offsetTop"));
      }else{tx=0;}}
     ox=parseInt(g.offsetLeft);oy=parseInt(g.offsetTop);var tw=x+ox+y+oy;
     if(tw==0 || (navigator.appVersion.indexOf("MSIE 4")>-1 && navigator.appVersion.indexOf("Mac")>-1)) {
      ox=0;oy=0;if(g.style.left){x=parseInt(g.style.left);y=parseInt(g.style.top);
      }else{var w1=parseInt(el.style.width);bx=(a<0)?-5-w1:-10;
      a=(Math.abs(a)<1000)?0:a;b=(Math.abs(b)<1000)?0:b;
      x=document.body.scrollLeft + event.clientX + bx;
      y=document.body.scrollTop + event.clientY;}}
   }else if (document.layers) {x=g.x;y=g.y;var q0=document.layers,dd="";
    for(var s=0;s<q0.length;s++) {dd='document.'+q0[s].name;
     if(eval(dd+'.document.'+args[k])) {x+=eval(dd+'.left');y+=eval(dd+'.top');break;}}}
   if(el) {e=(document.layers)?el:el.style;
   var xx=parseInt(x+ox+a),yy=parseInt(y+oy+b);
   if(navigator.appName=="Netscape" && parseInt(navigator.appVersion)>4){xx+="px";yy+="px";}
   if(navigator.appVersion.indexOf("MSIE 5")>-1 && navigator.appVersion.indexOf("Mac")>-1){
    xx+=parseInt(document.body.leftMargin);yy+=parseInt(document.body.topMargin);
    xx+="px";yy+="px";}e.left=xx;e.top=yy;}}
}

function P7_autoLayers() { //v1.5 by PVII
 var g,b,k,f,u,k,j,args=P7_autoLayers.arguments,a=parseInt(args[0]);if(isNaN(a))a=0;
 if(!document.p7setc){p7c=new Array();document.p7setc=true;for(u=0;u<10;u++){
 p7c[u]=new Array();}}for(k=0;k<p7c[a].length;k++){if((g=MM_findObj(p7c[a][k]))!=null){
 b=(document.layers)?g:g.style;b.visibility="hidden";}}for(k=1;k<args.length;k++){
 if((g=MM_findObj(args[k]))!=null){b=(document.layers)?g:g.style;b.visibility="visible";f=false;
 for(j=0;j<p7c[a].length;j++){if(args[k]==p7c[a][j]) {f=true;}}
 if(!f){p7c[a][p7c[a].length++]=args[k];}}}
}