function trimString (str) {
  str = this != window? this : str;
  return str.replace(/^\s+/g, '').replace(/\s+$/g, '');
}

String.prototype.trim = trimString;


//
// addLoadEvent()
// Adds event to window.onload without overwriting currently assigned onload functions.
// Function found at Simon Willison's weblog - http://simon.incutio.com/
//
function addLoadEvent(func)
{	
	var oldonload = window.onload;
	if (typeof window.onload != 'function'){
    	window.onload = func;
	} else {
		window.onload = function(){
		oldonload();
		func();
		}
	}

}

function loadImages(){
	MM_preloadImages(	
		'images/emailRoll.gif',
		'images/accountRoll.gif',
		'images/BirdBasicsRoll.gif',
		'images/AboutUsRoll.gif',
		'images/HomeRoll.gif',
		'images/CalendarRoll.gif',
		'images/LocationsRoll.gif',
		'images/LinksRoll.gif',
		'images/SeedEmailRoll.gif',
		'images/BirdBytesRoll.gif',
		'images/BirdBarginsRoll.gif',
		'images/basketRoll.gif'
		);
}

addLoadEvent(loadImages);

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

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_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_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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function handleEnter (field, event) {
/*
	var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	if (keyCode == 13) {
		var i;
		for (i = 0; i < field.form.elements.length; i++)
			if (field == field.form.elements[i])
				break;
		i = (i + 1) % field.form.elements.length;
		field.form.elements[i].focus();
		return false;
	} 
	else
	return true;
*/
}

loadImages();

function handleSearchEnter (field, event) {
	var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	if (keyCode == 13) {
		handleSearchClick();
		return false;
	}
}

function handleSearchClick() {

	var txtQ = document.getElementById("q");
	if (txtQ == null) return;

	q = txtQ.value;
	q = q.replace(/"/g,"");
	q = q.replace(/ (and not|and|or not|or) /gi,' ');
	q = q.replace(/\W+/g,"\*\" and \"\*");
	q = '"\*' + q + '\*"';
			
	window.location.href = 'Search.aspx?q=' + escape(q) +'&q2=' + escape(txtQ.value);
}

function CharacterCount(field,remaining){
	var MaxCharacters = 250; if (field.value.length > MaxCharacters) { field.value = field.value.substring(0, MaxCharacters); }
		else{ remaining.value = MaxCharacters - field.value.length; }
}

function confirmIt(action) {
	var message = "";
	switch(action)
	{
		case "delete" :
			message = "Are you sure you wish to delete?";
			break;
	}
	return confirm(message);
}

function enlarge(obj) {
	window.open(obj.href, 'Product_Image_Large', 'width=500,height=500,scrollbars=no');
	return false;
}