function skVoid(){}
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function swapThumb(src){
	if (src) {
		if (catPic = document.getElementById("cat_pic")) {
			catPic.src=src;
		}	
	}
	return false;
}
function changeImages(thisId,changeTo) {
	if (document.images && (preloadFlag == true)) {
		if (thisImage = document.getElementById(thisId)) {
			thisImage.src = changeTo;
		}
	}
}

function changeContent(thisId,changeTo) {
	if (thisElement = document.getElementById(thisId)) {
		thisElement.innerHTML = changeTo;	
	}
}

function jsErrorHandler(msg) {
	alert(msg);
}

function jsConfirmHandler(msg) {
	confirm(msg);
}
function grabElement(element) {
	if (return_element = document.getElementById(element)) {
		return return_element;
	} else {
		return null;	
	}
}
function checkAdminLogin() {

	var errorString = '';
	admin_user 		= grabElement("admin_user");
	admin_pass	 	= grabElement("admin_pass");
	admin_submit	= grabElement("admin_login_submit");
	
	admin_submit.value = "VERIFYING...";
	
	if (admin_user.value=='' || admin_user.value==null) {
		errorString = errorString + '* Please enter the administrator username.' + "\r\n";	
	}

	if (admin_pass.value=='' || admin_pass.value==null) {
		errorString = errorString + '* Please enter the administrator password.' + "\r\n";	
	}

	if (errorString.length > 2) {
		jsErrorHandler(errorString);
		admin_submit.value = "LOGIN";
		return false;	
	} else {
		return true;	
	}

}
function skEncode(input){var keyStr="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";var output="";var chr1,chr2,chr3;var enc1,enc2,enc3,enc4;var i=0;do{chr1=input.charCodeAt(i++);chr2=input.charCodeAt(i++);chr3=input.charCodeAt(i++);enc1=chr1>>2;enc2=((chr1&3)<<4)|(chr2>>4);enc3=((chr2&15)<<2)|(chr3>>6);enc4=chr3&63;if(isNaN(chr2)){enc3=enc4=64;}else if(isNaN(chr3)){enc4=64;}
output=output+keyStr.charAt(enc1)+keyStr.charAt(enc2)+
keyStr.charAt(enc3)+keyStr.charAt(enc4);}while(i<input.length);return output;}
var toTimeStamp=new Date().getTime();function showLoadingMsg(id,msg){document.getElementById(id).innerHTML='<'+'div align="center" style="font-size:10pt;font-weight:bold;">'+'<'+'img src="/images/bigloading.gif" width="32" height="32" border="0" alt="Loading" align="middle" /> &nbsp;&nbsp;'+msg+'<'+'/div>';}