/* 
 This code is copyright 2003 Joshua Long 
*/
function preloadImgs(){var preImg=new Array();for(i=0;i<arguments.length;i++){preImg[i]=new Image();preImg[i].src=arguments[i];}}var b=navigator.userAgent.toLowerCase();ie4=(document.all&&!document.getElementById)?true:false;ie5=(document.all&&document.getElementById)?true:false;nn=(document.layers)?true:false;opera=(b.indexOf("opera")!=-1)?true:false;ie=(ie4||ie5)?true:false;dom=(document.getElementById&&!document.all)?true:false;nn6=(dom&&!opera)?true:false;function layRef(layerArg,obref){if(obref==null){if(dom)return document.getElementById(layerArg).style;if(ie)return document.all[layerArg].style;if(nn)return document.layers[layerArg];}else{if(dom)return document.getElementById(layerArg);if(ie)return document.all[layerArg];if(nn)return document.layers[layerArg];}}function getWinWidth(){return(window.innerWidth!=null)?window.innerWidth:document.body.clientWidth;}function getWinHeight(){return(window.innerHeight!=null)?window.innerHeight:document.body.clientHeight;}function getScrollX(){var sx=(window.pageXOffset!=null)?window.pageXOffset:document.body.scrollLeft;return(sx!=null)?sx:0;}function getScrollY(){var sy=(window.pageYOffset!=null)?window.pageYOffset:document.body.scrollTop;return(sy!=null)?sy:0;}function getOffsetWidth(){return getWinWidth()+getScrollX();}function getOffsetHeight(){return getWinHeight()+getScrollY();}function getEventX(e){if(opera)return e.clientX;if(nn||dom&&!ie&&!opera)return e.pageX;if(ie)return event.clientX+getScrollX();}function getEventY(e){if(opera)return e.clientY;if(nn||dom)return e.pageY;if(ie)return event.clientY+getScrollY();}function getEventSource(e){if(nn)return e.target.id;if(ie)return event.srcElement.id;if(dom)return e.target.id;}function getScreenWidth(){return screen.availWidth;}function getScreenHeight(){return screen.availHeight;}function pageObject(){this.x=0;this.y=0;this.ww=getWinWidth();this.wh=getWinHeight();this.sx=getScrollX();this.sy=getScrollY();this.ox=getOffsetWidth();this.oy=getOffsetHeight();this.wh2=this.wh/2;this.ww2=this.ww/2;this.ow2=this.ow/2;this.oh2=this.oh/2;this.sx2=this.sx/2;this.sy2=this.sy/2;return this;}