function bw_greyOutWindow(a,h){var j,c,d,i,k,e,g,f,b;h=h||{};j=h.zindex||50;c=h.opacity||70;d=(c/100);i=h.bgcolor||"#000000";k=h.width||"100%";e=h.height||"100%";g=document.getElementById("bw_darkenScreenObject");if(!g){f=document.getElementsByTagName("body")[0];b=document.createElement("div");b.style.top="0px";b.style.left="0px";b.style.overflow="hidden";b.style.display="none";b.id="bw_darkenScreenObject";f.appendChild(b);g=document.getElementById("bw_darkenScreenObject")}if(a){g.style.opacity=d;g.style.MozOpacity=d;g.style.filter="alpha(opacity="+c+")";g.style.zIndex=j;g.style.backgroundColor=i;g.style.width=k;g.style.height=e;g.style.display="block"}else{g.style.display="none"}};