$.fn.PopUpWindow = function(config) {
	return this.each(function() {
		// configuration
		this.myConfig =	{
			// valid address you want to open
			address: config && config.address ? config.address : null,
			// name for the new window. Used when refering to the new windows later
			name: config && config.name ? config.name : "PopUpWindow",
			// width of the window
			width: config && config.width ? Number(config.width) : 100,
			// height of the window
			height: config && config.height ? Number(config.height) : 100,
			// additional parameters for the window configuration like showing the toolbar or scrollbars
			params: config && config.params ? config.params : null
		};
		
		// for "A" tags. if they didn't provide an address for us, then we will
		// try to grab the link for the tag and use that
		if (this.nodeName.toLowerCase() == "a") {
		  	// see if they gave us an address
			if (!this.myConfig.address) {
				// try to grab the href link and use that
				this.myConfig.address = $(this).href();
		  	}
		  	
		  	// disable the hrefs on a tag
			$(this).href("#");
		}
		
		// add the popup code to the tag's click event
		$(this).click(function() {
				// build parameters
				var params = "width=" + this.myConfig.width + ",height=" + this.myConfig.height;
				if (this.myConfig.params != null) {
					params += "," + this.myConfig.params;
				}
				window.open(this.myConfig.address, this.myConfig.name, params).focus();;
			});
	});
}