/**********************************************
*	Image previewer script, for left nav     *
*	       Created by: Deric Hicks           *
*	       Copyright (c) 2007, ALG           *
**********************************************/

var selected_cat = 0;	// Default to first image as selected
var images = new Array();				// Image array for the images

		images[1] = new Array();

		images[1][0] = new Image();
		images[1][1] = new Image();
		
		images[1][0].src = "/images/projectors/sm_category_btn_projectors.jpg";
		images[1][1].src = "/images/projectors/category_btn_projectors.jpg";					
		images[2] = new Array();

		images[2][0] = new Image();
		images[2][1] = new Image();
		
		images[2][0].src = "/images/sm_category_btn_project_screens.jpg";
		images[2][1].src = "/images/category_btn_project_screens.jpg";					
		images[3] = new Array();

		images[3][0] = new Image();
		images[3][1] = new Image();
		
		images[3][0].src = "/images/lcd_screens/sm_category_btn_lcd.jpg";
		images[3][1].src = "/images/lcd_screens/category_btn_lcd.jpg";					
		images[4] = new Array();

		images[4][0] = new Image();
		images[4][1] = new Image();
		
		images[4][0].src = "/images/plasma_screens/sm_category_btn_plasma.jpg";
		images[4][1].src = "/images/plasma_screens/category_btn_plasma.jpg";					
		images[5] = new Array();

		images[5][0] = new Image();
		images[5][1] = new Image();
		
		images[5][0].src = "/images/audio_mixers/sm_category_btn_audio_mix.jpg";
		images[5][1].src = "/images/audio_mixers/category_btn_audio_mix.jpg";					
		images[6] = new Array();

		images[6][0] = new Image();
		images[6][1] = new Image();
		
		images[6][0].src = "/images/speakers/sm_category_btn_speakers.jpg";
		images[6][1].src = "/images/speakers/category_btn_speakers.jpg";					
		images[7] = new Array();

		images[7][0] = new Image();
		images[7][1] = new Image();
		
		images[7][0].src = "/images/speaker_stands/sm_category_btn_tripod_stands.jpg";
		images[7][1].src = "/images/speaker_stands/category_btn_tripod_stands.jpg";					
		images[8] = new Array();

		images[8][0] = new Image();
		images[8][1] = new Image();
		
		images[8][0].src = "/images/microphones/sm_category_btn_microphones.jpg";
		images[8][1].src = "/images/microphones/category_btn_microphones.jpg";					
		images[14] = new Array();

		images[14][0] = new Image();
		images[14][1] = new Image();
		
		images[14][0].src = "/images/microphone_stands/sm_category_btn_microphone_stands.jpg";
		images[14][1].src = "/images/microphone_stands/category_btn_microphone_stands.jpg";					
		images[15] = new Array();

		images[15][0] = new Image();
		images[15][1] = new Image();
		
		images[15][0].src = "/images/Audio/playersrecorders/sm_category_btn_playersrecorders.jpg";
		images[15][1].src = "/images/Audio/playersrecorders/category_btn_playersrecorders.jpg";					
		images[16] = new Array();

		images[16][0] = new Image();
		images[16][1] = new Image();
		
		images[16][0].src = "/images/monitorsstands/sm_category_btn_plasma_stands_mounts.jpg";
		images[16][1].src = "/images/monitorsstands/category_btn_plasma_stands_mounts.jpg";					
		images[17] = new Array();

		images[17][0] = new Image();
		images[17][1] = new Image();
		
		images[17][0].src = "/images/monitorsstands/sm_category_btn_LCDstands.jpg";
		images[17][1].src = "/images/monitorsstands/category_btn_LCDstands.jpg";					
		images[18] = new Array();

		images[18][0] = new Image();
		images[18][1] = new Image();
		
		images[18][0].src = "/images/monitorsstands/sm_category_btn_crt_monitor.jpg";
		images[18][1].src = "/images/monitorsstands/category_btn_crt_monitor.jpg";					
		images[19] = new Array();

		images[19][0] = new Image();
		images[19][1] = new Image();
		
		images[19][0].src = "/images/monitorsstands/sm_category_btn_plasmaaccessories.jpg";
		images[19][1].src = "/images/monitorsstands/category_btn_plasmaaccessories.jpg";					
		images[20] = new Array();

		images[20][0] = new Image();
		images[20][1] = new Image();
		
		images[20][0].src = "/images/projectorsandscreens/sm_category_btn_av_carts_and_stands.jpg";
		images[20][1].src = "/images/projectorsandscreens/category_btn_av_carts_and_stands.jpg";					
		images[21] = new Array();

		images[21][0] = new Image();
		images[21][1] = new Image();
		
		images[21][0].src = "/images/conference_phones/sm_category_btn_conferencephones.jpg";
		images[21][1].src = "/images/conference_phones/category_btn_conferencephones.jpg";					
		images[22] = new Array();

		images[22][0] = new Image();
		images[22][1] = new Image();
		
		images[22][0].src = "/images/Audio/directboxes/sm_category_btn_directboxes.jpg";
		images[22][1].src = "/images/Audio/directboxes/category_btn_directboxes.jpg";					
		images[23] = new Array();

		images[23][0] = new Image();
		images[23][1] = new Image();
		
		images[23][0].src = "/images/Audio/stageboxsnakes/sm_category_btn_stageboxsnakes.jpg";
		images[23][1].src = "/images/Audio/stageboxsnakes/category_btn_stageboxsnakes.jpg";					
		images[24] = new Array();

		images[24][0] = new Image();
		images[24][1] = new Image();
		
		images[24][0].src = "/images/video/sm_category_btn_signal_processing.jpg";
		images[24][1].src = "/images/video/sm_category_btn_signal_processing_f2.jpg";					
		images[27] = new Array();

		images[27][0] = new Image();
		images[27][1] = new Image();
		
		images[27][0].src = "/images/video/sm_category_btn_dvd_players.jpg";
		images[27][1].src = "/images/video/sm_category_btn_dvd_players_f2.jpg";					
	
function showLeftNavRollover(img_num) {
	if (selected_cat == img_num)
		return;
		
	document.getElementById("leftNavCat" + img_num).src = images[img_num][1].src;
}

function showLeftNavRegular(img_num) {
	if (selected_cat == img_num)
		return;
		
	document.getElementById("leftNavCat" + img_num).src = images[img_num][0].src;
}