// JavaScript Document
function clearInputField (myvar)
{
	if (myvar.value == myvar.defaultValue) {
		myvar.value = '';
	}
}


function delConfirm(loc)
{
	if (confirm("Are you sure you want to DELETE?")) {
		top.location=loc;
	} else {
		return false;
	}
}

function preloadPublic() {
	MM_preloadImages('/images/shopclass-but2.png','/images/thegym-but2.png','/images/extracurricular-but2.png','/images/alumni-but2.png','/images/news-but2.png','/images/contact-but2.png')
}

function preloadAdmin() {
	MM_preloadImages('/images/a-staffroom-but2.png','/images/a-thegym-but2.png','/images/a-shopclass-but2.png','/images/a-extracurricular-but2.png','/images/a-alumni-but2.png','/images/a-news-but2.png','/images/a-contact-but2.png');
	MM_preloadImages('/images/UpArrow-dim.png','/images/UpArrow-over.png','/images/DeleteButton-over.png', '/images/DownArrow-dim.png', '/images/DownArrow-over.png');
}

function createQCObject() { 
   var req; 
   if(window.XMLHttpRequest){ 
      // Firefox, Safari, Opera... 
      req = new XMLHttpRequest(); 
   } else if(window.ActiveXObject) { 
      // Internet Explorer 5+ 
      req = new ActiveXObject("Microsoft.XMLHTTP"); 
   } else { 
      alert('Problem creating the XMLHttpRequest object'); 
   } 
   return req; 
} 

function displayQCalendar(m,y) {
	var ran_no=(Math.round((Math.random()*9999))); 
	http.open('get', '/includes/quick_calendar.php?m='+m+'&y='+y+'&ran='+ran_no);
   	http.onreadystatechange = function() {
		if(http.readyState == 4 && http.status == 200) { 
      		var response = http.responseText;
      		if(response) { 
				document.getElementById("quickCalender").innerHTML = http.responseText; 
      		} 
   		} 
	} 
   	http.send(null); 
}


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_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_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];}
}