function newImage(arg) {

	if (document.images) {

		rslt = new Image();

		rslt.src = arg;

		return rslt;

	}

}

function changeImages() {

	if (document.images && (preloadFlag == true)) {

		for (var i=0; i<changeImages.arguments.length; i+=2) {

			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];

		}

	}

}

var preloadFlag = false;

function preloadImages() {

	if (document.images) {

		idl_04_over = newImage("images/idl_04b-over.gif");
		idl_05_over = newImage("images/idl_05b-over.gif");
		idl_06_over = newImage("images/idl_06b-over.gif");
		idl_07_over = newImage("images/idl_07b-over.gif");
		idl_08_over = newImage("images/idl_08b-over.gif");
		idl_09_over = newImage("images/idl_09b-over.gif");
		idl_19_over = newImage("images/idl_19b-over.gif");
		Products_01_over = newImage("images/Products_01-over.gif");
		Products_02_over = newImage("images/Products_02-over.gif");
		Products_03_over = newImage("images/Products_03-over.gif");
		Products_04_over = newImage("images/Products_04-over.gif");
		Products_05_over = newImage("images/Products_03-over.gif");
		dropdown_01_over = newImage("images/dropdown_01-over.gif");
		dropdown_02_over = newImage("images/dropdown_02-over.gif");
		dropdown_03_over = newImage("images/dropdown_03-over.gif");
		dropdown_04_over = newImage("images/dropdown_04-over.gif");
		dropdown_05_over = newImage("images/dropdown_05-over.gif");
		dropdown_06_over = newImage("images/dropdown_06-over.gif");
		training_01_over = newImage("images/training_01-over.gif");
		training_02_over = newImage("images/training_02-over.gif");
		training_03_over = newImage("images/training_03-over.gif");
		contactus_01_over = newImage("images/contactus_01-over.gif");
		contactus_02_over = newImage("images/contactus_02-over.gif");
		preloadFlag = true;
	}
}

preloadImages();