function imgSwap(oImg){
	   var strOver  = ".out"    // image to be used with mouse over
	   var strOff = ".over"     // normal image
	   var strImg = oImg.src
	   if (strImg.indexOf(strOver) != -1) 
	      oImg.src = strImg.replace(strOver,strOff)
	   else
	      oImg.src = strImg.replace(strOff,strOver)
	}
	
	function ajaxToolTip(post_id) { 
		var url = 'inc/getdateinfo.php';
		var pars = { post_id: post_id };
		var ajax = new Ajax.Updater({success: 'events'},url,{method: 'post', parameters: pars, onFailure: reportError});
		Effect.BlindDown('events', { duration:1.5 });
	}
	
	function reportError(request) {
		$F('events') = "Error";
	}
	
/*
	by Paul@YellowPencil.com and Scott@YellowPencil.com
	includes TextResizeDetector by Lawrence Carvalho <carvalho@uk.yahoo-inc.com>
	feel free to delete all comments except for the above credit
*/

// The last one is there to show how you can add more columns.  Just delete the ones you're not using.
var divs = new Array('leftcontent', 'copycolumn', 'rightcontent');

// Initialize Scripts - is this a browser that understands DOM?
function scriptInit() { if (!document.getElementById) { return; } }

// Set up Event Listener
function addEvent(elm, evType, fn, useCapture) { 
	if (elm.addEventListener) { elm.addEventListener(evType, fn, useCapture); return true; } 
	else if (elm.attachEvent) { var r = elm.attachEvent('on' + evType, fn); return r; }
	else { elm['on' + evType] = fn; }
}

// Start Column Script
function setTall() {
	if (document.getElementById) { var maxHeight = 0; for (var i = 0; i < divs.length; i++) {
			if (document.getElementById(divs[i]) != null)
			{ var div = document.getElementById(divs[i]); div.style.height = null; if (div.offsetHeight > maxHeight) maxHeight = div.offsetHeight; }
		}
	for (var i = 0; i < divs.length; i++) {
			if (document.getElementById(divs[i]) != null)
			{ var div = document.getElementById(divs[i]); div.style.height = maxHeight + 'px'; if (div.offsetHeight > maxHeight) { div.style.height = (maxHeight - (div.offsetHeight - maxHeight)) + 'px'; } }
		}
	}
	
			offset = 262;
			var objFooter = document.getElementById('footer');
			footerTopPx = maxHeight + offset +"px";
			objFooter.style.top = footerTopPx;
			//alert(footerTopPx);
			objFooter.style.visibility = 'visible';
}

// Assign one of the columns to the TextResizeDetector.
function initTall() {
	if (document.getElementById) { for (var i = 0; i < divs.length; i++)
		{ if (document.getElementById(divs[i]) != null) { TextResizeDetector.TARGET_ELEMENT_ID = divs[i]; break; } }
	setTall(); } 
}

// Fire Events
addEvent(window, 'load', initTall, false);
addEvent(window, 'resize', setTall, false);

/*	Detects changes to font sizes when user changes browser settings
	Fires a custom event with the following data:
	iBase  : base font size
	iDelta : difference in pixels from previous setting
	iSize  : size in pixel of text
	author Lawrence Carvalho carvalho@uk.yahoo-inc.com */

// @constructor
TextResizeDetector = function() {
    var el  = null;
	var iIntervalDelay  = 200;
	var iInterval = null;
	var iCurrSize = -1;
	var iBase = -1;
 	var aListeners = [];
 	var createControlElement = function() {
	 	el = document.createElement('span');
		el.id='textResizeControl';
		el.innerHTML='&nbsp;';
		el.style.position="absolute";
		el.style.left="-9999px";
		var elC = document.getElementById(TextResizeDetector.TARGET_ELEMENT_ID);
		// insert before firstChild
		if (elC)
			elC.insertBefore(el,elC.firstChild);
		iBase = iCurrSize = TextResizeDetector.getSize();
 	};

 	function _stopDetector() {
		window.clearInterval(iInterval);
		iInterval=null;
	};
	function _startDetector() {
		if (!iInterval) {
			iInterval = window.setInterval('TextResizeDetector.detect()',iIntervalDelay);
		}
	};

 	 function _detect() {
 		var iNewSize = TextResizeDetector.getSize();

 		if(iNewSize!== iCurrSize) {
			for (var 	i=0;i <aListeners.length;i++) {
				aListnr = aListeners[i];
				var oArgs = {  iBase: iBase,iDelta:((iCurrSize!=-1) ? iNewSize - iCurrSize + 'px' : "0px"),iSize:iCurrSize = iNewSize};
				if (!aListnr.obj) {
					aListnr.fn('textSizeChanged',[oArgs]);
				}
				else  {
					aListnr.fn.apply(aListnr.obj,['textSizeChanged',[oArgs]]);
				}
			}

 		}
 		return iCurrSize;
 	};
	var onAvailable = function() {
		if (!TextResizeDetector.onAvailableCount_i ) {
			TextResizeDetector.onAvailableCount_i =0;
		}

		if (document.getElementById(TextResizeDetector.TARGET_ELEMENT_ID)) {
			TextResizeDetector.init();
			if (TextResizeDetector.USER_INIT_FUNC){
				TextResizeDetector.USER_INIT_FUNC();
			}
			TextResizeDetector.onAvailableCount_i = null;
		}
		else {
			if (TextResizeDetector.onAvailableCount_i<600) {
	  	 	    TextResizeDetector.onAvailableCount_i++;
				setTimeout(onAvailable,200)
			}
		}
	};
	setTimeout(onAvailable,500);

 	return {
		 	init: function() {
		 		createControlElement();
				_startDetector();
 			},

 			addEventListener:function(fn,obj,bScope) {
				aListeners[aListeners.length] = {
					fn: fn,
					obj: obj
				}
				return iBase;
			},

 			detect:function() {
 				return _detect();
 			},

 			getSize:function() {
	 				var iSize;
			 		return el.offsetHeight;
 			},

 			stopDetector:function() {
				return _stopDetector();
			},

 			startDetector:function() {
				return _startDetector();
			}
 	}
 }();

TextResizeDetector.TARGET_ELEMENT_ID = 'doc';
TextResizeDetector.USER_INIT_FUNC = function() {
	var iBase = TextResizeDetector.addEventListener(setTall, null);
};

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_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 == '');
}

//prototype windows
function showDialog(geturl,winheight,winwidth,diagtitle) {
	var win = new Window({className: "default", width:winwidth, height:winheight, url: geturl, zIndex: 100, resizable: true, title: diagtitle, showEffect:Effect.Appear, hideEffect: Effect.Fade, draggable:true}) 
	win.showCenter();
}

var popUp = null;
	var chasm = screen.availWidth;
	var mount = screen.availHeight;
	var w = 0;
	var h = 0;
	function openWindow(url,w,h) {
	
	popUp = window.open(url,'','scrollbars,width=' + w + ',height=' + h + ',left=' + ((chasm - w - 10) * .5) + ',top=' + ((mount - h - 30) * .5));
	}