if (document.images) {
side_index_b1_off  = new Image(); side_index_b1_off.src  = "../images/navbar/side_index_b1.gif"
side_index_b1_over = new Image(); side_index_b1_over.src = "../images/navbar/side_index_b1_over.gif"
side_index_b2_off  = new Image(); side_index_b2_off.src  = "../images/navbar/side_index_b2.gif"
side_index_b2_over = new Image(); side_index_b2_over.src = "../images/navbar/side_index_b2_over.gif"
side_index_b3_off  = new Image(); side_index_b3_off.src  = "../images/navbar/side_index_b3.gif"
side_index_b3_over = new Image(); side_index_b3_over.src = "../images/navbar/side_index_b3_over.gif"
side_index_b4_off  = new Image(); side_index_b4_off.src  = "../images/navbar/side_index_b4.gif"
side_index_b4_over = new Image(); side_index_b4_over.src = "../images/navbar/side_index_b4_over.gif"
side_index_b5_off  = new Image(); side_index_b5_off.src  = "../images/navbar/side_index_b5.gif"
side_index_b5_over = new Image(); side_index_b5_over.src = "../images/navbar/side_index_b5_over.gif"
side_index_b6_off  = new Image(); side_index_b6_off.src  = "../images/navbar/side_index_b6.gif"
side_index_b6_over = new Image(); side_index_b6_over.src = "../images/navbar/side_index_b6_over.gif"
side_index_b7_off  = new Image(); side_index_b7_off.src  = "../images/navbar/side_index_b7.gif"
side_index_b7_over = new Image(); side_index_b7_over.src = "../images/navbar/side_index_b7_over.gif"
side_index_b8_off  = new Image(); side_index_b8_off.src  = "../images/navbar/side_index_b8.gif"
side_index_b8_over = new Image(); side_index_b8_over.src = "../images/navbar/side_index_b8_over.gif"
side_index_b9_off  = new Image(); side_index_b9_off.src  = "../images/navbar/side_index_b9.gif"
side_index_b9_over = new Image(); side_index_b9_over.src = "../images/navbar/side_index_b9_over.gif"


}

function turn_off(ImageName) {
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_off.src");
	}
}

function turn_over(ImageName) {
	if (document.images != null) {
		document[ImageName].src = eval(ImageName + "_over.src");
	}
}