/*  
    dw_random.js - random image rotation - version date: May 2005
    requires dw_rotator.js 
*/

/*************************************************************************
    This code is from Dynamic Web Coding at dyn-web.com
    Copyright 2001-5 by Sharon Paine 
    See Terms of Use at www.dyn-web.com/bus/terms.html
    regarding conditions under which you may use this code.
    This notice must be retained in the code as is!
*************************************************************************/
dw_RandRotator.prototype=new dw_Rotator();function dw_RandRotator(sp,pt,bClickable,bMouse,tgt){this.num=dw_Rotator.col.length;this.name="RandRotateImg"+this.num;this.mouseEvs=bMouse;this.clickable=bClickable;this.rObj=dw_Rotator;this.rObj(this.name,sp,pt,tgt);};dw_RandRotator.prototype.setUpImage=function(imgAr,w,h,bTrans){this.trans=bTrans;this.ctr=Math.floor(Math.random()*imgAr.length);var img=imgAr[this.ctr];var imgStr='<img name="'+this.name+'" src="'+this.path+img+'"';imgStr+=(typeof w=="number")?' width="'+w+'"':'';imgStr+=(typeof h=="number")?' height="'+h+'"':'';imgStr+=' alt="">';var str="";if(this.clickable){str+='<a href="" onclick="return dw_Rotator.doClick('+this.num+')"';if(this.mouseEvs){str+=' onmouseover="dw_Rotator.pause('+this.num+')"';str+=' onmouseout="dw_Rotator.resume('+this.num+')"';}str+=' onfocus="this.blur()">'+imgStr+'</a>';}else{str=imgStr;}document.write(str);document.close();for(var i=0;imgAr[i];i++)this.addImages(imgAr[i]);};dw_RandRotator.prototype.rotate=function(){clearTimeout(this.timer);this.timer=null;var ctr=Math.floor(Math.random()*this.imgs.length);var i=0;while(ctr==this.ctr&&i<6){ctr=Math.floor(Math.random()*this.imgs.length);i++;}this.ctr=ctr;var imgObj=document.images[this.name];if(!imgObj||!dw_Rotator.ready)return;if(this.trans&&typeof imgObj.filters!="undefined"){imgObj.style.filter='blendTrans(duration=1)';if(imgObj.filters.blendTrans)imgObj.filters.blendTrans.Apply();}imgObj.src=this.imgs[this.ctr].src;if(this.trans&&typeof imgObj.filters!="undefined"&&imgObj.filters.blendTrans)imgObj.filters.blendTrans.Play();this.timer=setTimeout(this.animString+".rotate()",this.speed);};