var img1 = '<img src="';
 var img2 = '" />';
 
if (typeof ol_fgcolor!=='undefined')  var old_ol_fgcolor = ol_fgcolor;
if (typeof ol_bgcolor!=='undefined')  var old_ol_bgcolor = ol_bgcolor;
if (typeof ol_textcolor!=='undefined') 	var old_ol_textcolor = ol_textcolor;
if (typeof ol_capcolor!=='undefined') 	var old_ol_capcolor = ol_capcolor;
if (typeof ol_closecolor!=='undefined') 	var old_ol_closecolor = ol_closecolor;
if (typeof ol_textfont!=='undefined') 	var old_ol_textfont = ol_textfont;
if (typeof ol_captionfont!=='undefined') 	var old_ol_captionfont = ol_captionfont;
if (typeof ol_closefont!=='undefined') 	var old_ol_closefont = ol_closefont;
if (typeof ol_textsize!=='undefined') 	var old_ol_textsize = ol_textsize;
if (typeof ol_width!=='undefined') 	var old_ol_width = ol_width;
if (typeof ol_cellpad!=='undefined') 	var old_ol_cellpad = ol_cellpad;
if (typeof ol_offsetx!=='undefined') 	var old_ol_offsetx = ol_offsetx;
if (typeof ol_offsety!=='undefined') 	var old_ol_offsety = ol_offsety;

	function resetOverlibSettings(){
		if (typeof ol_fgcolor!=='undefined') ol_fgcolor = old_ol_fgcolor;
		if (typeof ol_bgcolor!=='undefined') ol_bgcolor=old_ol_bgcolor;
		if (typeof ol_textcolor!=='undefined') ol_textcolor=old_ol_textcolor;
		if (typeof ol_capcolor!=='undefined') ol_capcolor=old_ol_capcolor;
		if (typeof ol_closecolor!=='undefined') ol_closecolor=old_ol_closecolor;
		if (typeof ol_textfont!=='undefined') ol_textfont=old_ol_textfont;
		if (typeof ol_captionfont!=='undefined') ol_captionfont=old_ol_captionfont;
		if (typeof ol_closefont!=='undefined') ol_closefont=old_ol_closefont;
		if (typeof ol_textsize!=='undefined') ol_textsize=old_ol_textsize;
		if (typeof ol_width!=='undefined') ol_width=old_ol_width;
		if (typeof ol_cellpad!=='undefined') ol_cellpad=old_ol_cellpad;
		if (typeof ol_offsetx!=='undefined') ol_offsetx=old_ol_offsetx;
		if (typeof ol_offsety!=='undefined') ol_offsety=old_ol_offsety;
	}

	function loadOverlibSettings(){
		ol_fgcolor="#FFFFFF";
		ol_bgcolor="#FFFFFF";
		ol_textcolor="#01294c";
		ol_capcolor="#FFFFFF";
		ol_closecolor="#9999FF";
		ol_textfont="Arial,Helvetica";
		ol_captionfont="Arial,Helvetica";
		ol_closefont="Arial,Helvetica";
		ol_textsize="11px";
		ol_width="0";
		ol_cellpad=0;
		ol_offsetx=5;
		ol_offsety=1;
	}