var IE = document.all?true:false;if(IE==true){switch(navigator.appName.toLowerCase()){case "netscape":case "opera":IE=false;break;}}
function imagewindow(src){detail++;var res=window.open(src, 'detail'+detail, 'width=850, height=650, scrollbars=yes, resizable=yes, toolbar=no, menubar=no, location=no, directories=no, status=no');return(res?false:true);}
function ge(id){return(document.getElementById(id));}
function getmousexy(ev){if(IE){var x=(ev.clientX+document.body.scrollLeft);var y=(ev.clientY+document.body.scrollTop); }else{var x=ev.pageX;var y=ev.pageY;}return(new vektor(x,y));}
function vektor(x,y){this.data="";this.x = tonum(x);this.y = tonum(y);}
function tonum(v){var r=parseFloat(v);if(isNaN(r))r=0;return(r);}
function settip(text){var tip=ge("itemdesc");tip.innerHTML=text;if(text=="")return;tip.style.display="block";}
function hidetip(){var tip=ge("itemdesc");tip.style.display="none";}
function showtip(ev,obj){var tip=ge("itemdesc");var xy=getmousexy(ev);tip.style.top=xy.y+16;tip.style.left=xy.x+12;}