function ge(){var ea;for(var i=0;i<arguments.length;i++){var e=arguments[i];if(typeof e=='string')e=document.getElementById(e);if(arguments.length==1)return e;if(!ea)ea=new Array();ea[ea.length]=e}return ea}function show(){for(var i=0;i<arguments.length;i++){var element=ge(arguments[i]);if(element&&element.style)element.style.display='block'}}function hide(){for(var i=0;i<arguments.length;i++){var element=ge(arguments[i]);if(element&&element.style)element.style.display='none'}}function shown(el){el=ge(el);return(el.style.display!='none')}function shide(el){if(shown(el)){hide(el)}else{show(el)}}
