function MM_showHideLayers(){var c,e,a,d,b=MM_showHideLayers.arguments;for(c=0;c<(b.length-2);c+=3){if((d=MM_findObj(b[c]))!=null){a=b[c+2];if(d.style){d=d.style;a=(a=="show")?"visible":(a="hide")?"hidden":a}d.visibility=a}}}function MM_findObj(f,e){var c,b,a;if(!e){e=document}if((c=f.indexOf("?"))>0&&parent.frames.length){e=parent.frames[f.substring(c+1)].document;f=f.substring(0,c)}if(!(a=e[f])&&e.all){a=e.all[f]}for(b=0;!a&&b<e.forms.length;b++){a=e.forms[b][f]}for(b=0;!a&&e.layers&&b<e.layers.length;b++){a=MM_findObj(f,e.layers[b].document)}if(!a&&e.getElementById){a=e.getElementById(f)}return a};