var dofade=false;var centertext=false;var xoffset=-100;var yoffset=25;var mousefollow=true;var hideDelay=300;function altProps(){this.w3c=(document.getElementById)?true:false;this.ns4=(document.layers)?true:false;this.ie4=(document.all&& !this.w3c)?true:false;this.ie5=(document.all&&this.w3c)?true:false;this.ns6=(this.w3c&&navigator.appName.indexOf("Netscape")>=0)?true:false;this.w_y=0;this.w_x=0;this.navtxt=null;this.boxheight=0;this.boxwidth=0;this.ishover=false;this.ieop=0;this.op_id=0;this.oktomove=false;this.dy=0;}var AT=new altProps();function toggle_centertext(){centertext=!centertext;}function toggle_mousefollow(){mousefollow=!mousefollow;}function toggle_dofade(){dofade=!dofade;if(!dofade)AT.ieop=100;}function getwindowdims(){AT.w_y=(AT.ie5||AT.ie4)?document.body.clientHeight:window.innerHeight;AT.w_x=(AT.ie5||AT.ie4)?document.body.clientWidth:window.innerWidth;}function getboxwidth(){if(AT.ns4)AT.boxwidth=(AT.navtxt.document.width)?AT.navtxt.document.width:AT.navtxt.clip.width;else if(AT.ie4)AT.boxwidth=(AT.navtxt.style.pixelWidth)?AT.navtxt.style.pixelWidth:AT.navtxt.offsetWidth;else AT.boxwidth=(AT.navtxt.style.width)?parseInt(AT.navtxt.style.width):parseInt(AT.navtxt.offsetWidth);}function getboxheight(){if(AT.ns4)AT.boxheight=(AT.navtxt.document.height)?AT.navtxt.document.height:AT.navtxt.clip.height;else if(AT.ie4)AT.boxheight=(AT.navtxt.style.pixelHeight)?AT.navtxt.style.pixelHeight:AT.navtxt.offsetHeight;else AT.boxheight=parseInt(AT.navtxt.offsetHeight);}function movenavtxt(x,y){if(AT.ns4)AT.navtxt.moveTo(x,y);else{AT.navtxt.style.left=x+'px';AT.navtxt.style.top=y+'px';}}function getpagescrolly(){if(AT.ie5||AT.ie4)return document.body.scrollTop;else return window.pageYOffset;}function getpagescrollx(){if(AT.ie5||AT.ie4)return document.body.scrollLeft;else return window.pageXOffset;}function writeindiv(text){if(AT.ns4){AT.navtxt.document.open();AT.navtxt.document.write(text);AT.navtxt.document.close();}else AT.navtxt.innerHTML=text;}function writetxt(text,bc){if(dofade&&(AT.ie4||AT.w3c))clearInterval(AT.op_id);if(text!=0){if(!mousefollow)clearTimeout(AT.dy);AT.oktomove=true;AT.ishover=true;if(AT.ns4)text='<div class="navtxt">'+((centertext)?'<center>':'')+text+((centertext)?'</center>':'')+'</div>';if(AT.w3c)AT.navtxt.style.backgroundColor=bc;writeindiv(text);if(AT.ns4)AT.navtxt.visibility="show";else{AT.navtxt.style.visibility="visible";AT.navtxt.style.display="block";}getboxheight();if((AT.w3c||AT.ie4)&&dofade){if(AT.ie4||AT.ie5)AT.navtxt.style.filter="alpha(opacity=0)";if(AT.ns6)AT.navtxt.style.MozOpacity=0;AT.ieop=0;AT.op_id=setInterval('incropacity()',50);}}else{if(mousefollow)hideAlttxt();else AT.dy=setTimeout('hideAlttxt()',hideDelay);}}function hideAlttxt(){if(AT.ns4)AT.navtxt.visibility="hide";else{AT.navtxt.style.display="none";AT.navtxt.style.visibility="hidden";}movenavtxt(-AT.boxwidth-10,0);writeindiv('');}function incropacity(){if(AT.ieop<=100){AT.ieop+=7;if(AT.ie4||AT.ie5)AT.navtxt.style.filter="alpha(opacity="+AT.ieop+")";if(AT.ns6)AT.navtxt.style.MozOpacity=AT.ieop/100;}else clearInterval(AT.op_id);}function moveobj(evt){mx=(AT.ie5||AT.ie4)?event.clientX:evt.pageX;my=(AT.ie5||AT.ie4)?event.clientY:evt.pageY;if(AT.ishover&&AT.oktomove){margin=(AT.ie4||AT.ie5)?5:25;if(AT.ns6)if(document.height+27-window.innerHeight<0)margin=15;if(AT.ns4)if(document.height-window.innerHeight<0)margin=10;if(AT.ns4||AT.ns6)mx-=getpagescrollx();if(AT.ns4)my-=getpagescrolly();xoff=mx+xoffset;yoff=(my+AT.boxheight+yoffset-((AT.ns6)?getpagescrolly():0)>=AT.w_y)?-5-AT.boxheight-yoffset:yoffset;movenavtxt(Math.min(AT.w_x-AT.boxwidth-margin,Math.max(2,xoff))+getpagescrollx(),my+yoff+((!AT.ns6)?getpagescrolly():0));if(!mousefollow)AT.oktomove=false;}}window.onload=function(){AT.navtxt=(AT.ns4)?document.layers['navtxt']:(AT.ie4)?document.all['navtxt']:(AT.w3c)?document.getElementById('navtxt'):null;getboxwidth();getboxheight();getwindowdims();if(AT.ie4||AT.ie5&&dofade)AT.navtxt.style.filter="alpha(opacity=100)";AT.navtxt.onmouseover=function(){if(!mousefollow)clearTimeout(AT.dy)
};AT.navtxt.onmouseout=function(){if(!mousefollow)AT.dy=setTimeout('hideAlttxt()',hideDelay)
};if(AT.ns4)document.captureEvents(Event.MOUSEMOVE);document.onmousemove=moveobj;window.onresize=getwindowdims;}