// JavaScript Document


function checkExt()
{
  var ext = document.studDet.portrait.value;
  ext = ext.substring(ext.length-3,ext.length);
  ext = ext.toLowerCase();
  if(ext != 'jpg') 
  {
    alert('You selected a .'+ext+' file; please select a .jpg file instead!');
    return false; 
  }
  else
  {
    return true; 
  }
}

function dropYg(y)
{
  input_box = confirm("Are you sure you want to drop Year "+y+" from your list?");
  if (input_box == true)
  {
    window.location="setup_yg.php?rem="+y;
  }
}

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

function remove(url, id, school)
{
  input_box = confirm("Are you sure you want to remove this user?");
  if (input_box == true)
  {
    window.location=url+"?school="+school+"&rem="+id;
  }
}

function remBan(id)
{
  input_box = confirm("Are you sure you want to remove this banner image?");
  if (input_box == true)
  {
    window.location="banners.php?id="+id;
  }
}

function remSch(url,id)
{
  input_box = confirm("Are you sure you want to remove this school?\n\nThis will remvoe all users and data associated with it\n\nThis may some time.  Are you sure you wish to proceed?");
  if (input_box == true)
  {
    window.location=url+"?rem="+id;
  }
}

function dropSetupCat(url, type, id)
{
  input_box = confirm("Are you sure you want to drop "+type+" from your list?");
  if (input_box == true)
  {
    window.location=url+"?rem="+id;
  }
}


var newWindow = null;

function closeWin(){
	if (newWindow != null){
		if(!newWindow.closed)
			newWindow.close();
	}
}

function popUpWin(url, type, strWidth, strHeight)
{
	closeWin();
		
	type = type.toLowerCase();
	
	if (type == "fullscreen")
	{
		strWidth = screen.availWidth;
		strHeight = screen.availHeight;
	}
	var tools="";
	if (type == "standard") 
	  tools = "resizable,toolbar=yes,location=yes,scrollbars=yes,menubar=yes,width="+strWidth+",height="+strHeight+",top=0,left=0";
	if (type == "console" || type == "fullscreen") 
	  tools = "resizable,toolbar=no,location=no,scrollbars=no,width="+strWidth+",height="+strHeight+",left=0,top=0";
	newWindow = window.open(url, 'newWin', tools);
	newWindow.focus();
}

function doPopUp(e)
{
//set defaults - if nothing in rel attrib, these will be used
var t = "standard";
var w = "780";
var h = "580";
//look for parameters
attribs = this.rel.split(" ");
if (attribs[1]!=null) {t = attribs[1];}
if (attribs[2]!=null) {w = attribs[2];}
if (attribs[3]!=null) {h = attribs[3];}
//call the popup script
popUpWin(this.href,t,w,h);
//cancel the default link action if pop-up activated
if (window.event) 
	{
	window.event.returnValue = false;
	window.event.cancelBubble = true;
	} 
else if (e) 
	{
	e.stopPropagation();
	e.preventDefault();
	}
}

function findPopUps()
{
var popups = document.getElementsByTagName("a");
for (i=0;i<popups.length;i++)
	{
	if (popups[i].rel.indexOf("popup")!=-1)
		{
		// attach popup behaviour
		popups[i].onclick = doPopUp;
		// add popup indicator
		if (popups[i].rel.indexOf("noicon")==-1)
			{
			popups[i].style.backgroundImage = "url(pop-up.gif)";
			popups[i].style.backgroundPosition = "0 center";
			popups[i].style.backgroundRepeat = "no-repeat";
			popups[i].style.paddingLeft = "15px";
			}
		// add info to title attribute to alert fact that it's a pop-up window
		popups[i].title = popups[i].title + " [Opens in pop-up window]";
		}
	}
}