//Nav1 Preload
if (document.images){
			btn_gl_info_off = new Image();
			btn_gl_info_off.src = 'images/btn_gl_info_off.gif';
			btn_gl_info_ro = new Image();
			btn_gl_info_ro.src = 'images/btn_gl_info_ro.gif';
			btn_gl_portfolio_off = new Image();
			btn_gl_portfolio_off.src = 'images/btn_gl_portfolio_off.gif';
			btn_gl_portfolio_ro = new Image();
			btn_gl_portfolio_ro.src = 'images/btn_gl_portfolio_ro.gif';
			btn_gl_lab_off = new Image();
			btn_gl_lab_off.src = 'images/btn_gl_lab_off.gif';
			btn_gl_lab_ro = new Image();
			btn_gl_lab_ro.src = 'images/btn_gl_lab_ro.gif';
			btn_gl_web_off = new Image();
			btn_gl_web_off.src = 'images/btn_gl_web_off.gif';
			btn_gl_web_ro = new Image();
			btn_gl_web_ro.src = 'images/btn_gl_web_ro.gif';
			btn_gl_illust_off = new Image();
			btn_gl_illust_off.src = 'images/btn_gl_illust_off.gif';
			btn_gl_illust_ro = new Image();
			btn_gl_illust_ro.src = 'images/btn_gl_illust_ro.gif';
			btn_gl_motion_off = new Image();
			btn_gl_motion_off.src = 'images/btn_gl_motion_off.gif';
			btn_gl_motion_ro = new Image();
			btn_gl_motion_ro.src = 'images/btn_gl_motion_ro.gif';
			btn_gl_english_off = new Image();
			btn_gl_english_off.src = 'images/btn_gl_english_off.gif';
			btn_gl_english_on = new Image();
			btn_gl_english_on.src = 'images/btn_gl_english_on.gif';
			btn_gl_japanese_off = new Image();
			btn_gl_japanese_off.src = 'images/btn_gl_japanese_off.gif';
			btn_gl_japanese_on = new Image();
			btn_gl_japanese_on.src = 'images/btn_gl_japanese_on.gif';

//*Page Numbers
			btn_pg01_off = new Image();
			btn_pg01_off.src = 'images/btn_pg01_off.gif';
			btn_pg01_on = new Image();
			btn_pg01_on.src = 'images/btn_pg01_on.gif';
			btn_pg02_off = new Image();
			btn_pg02_off.src = 'images/btn_pg02_off.gif';
			btn_pg02_on = new Image();
			btn_pg02_on.src = 'images/btn_pg02_on.gif';
			btn_pg03_off = new Image();
			btn_pg03_off.src = 'images/btn_pg03_off.gif';
			btn_pg03_on = new Image();
			btn_pg03_on.src = 'images/btn_pg03_on.gif';
			btn_pg04_off = new Image();
			btn_pg04_off.src = 'images/btn_pg04_off.gif';
			btn_pg04_on = new Image();
			btn_pg04_on.src = 'images/btn_pg04_on.gif';
			btn_pg05_off = new Image();
			btn_pg05_off.src = 'images/btn_pg05_off.gif';
			btn_pg05_on = new Image();
			btn_pg05_on.src = 'images/btn_pg05_on.gif';
}



//swapImage Function
function swapImage( imageObj, newImageObject ) {
	if ( document.images) {
		if ( typeof imageObj == 'object' && imageObj.src && 
			typeof newImageObject == 'object' && newImageObject.src){
			imageObj.src = newImageObject.src;
		}
	}
			
}