function getLayer(a){return(document.all)?document.all[a].style:(document.layers)?document.layers[a]:document.getElementById(a)}function toggleLayer(layerName){with(getLayer(layerName)){if(document.all){display=(display=="none")?"block":"none"}else{style.display=(style.display=="none")?"block":"none"}}}function show(layerName){with(getLayer(layerName)){if(document.all){display="block"}else{style.display="block"}}}function hide(layerName){with(getLayer(layerName)){if(document.all){display="none"}else{style.display="none"}}}function MM_preloadImages(){var f=document;if(f.images){if(!f.MM_p){f.MM_p=new Array()}var e,c=f.MM_p.length,b=MM_preloadImages.arguments;for(e=0;e<b.length;e++){if(b[e].indexOf("#")!=0){f.MM_p[c]=new Image;f.MM_p[c++].src=b[e]}}}};