function cArrows(name,img1,img2,img3){
	this.name=name;
	this.img1=img1;
	this.img2=img2;
	this.img3=img3;
	this.items=new Array()
}
cArrows.prototype.createItem=function(ind){
	if(is.ie){
		var item={ind:ind,last:'aIn_'+ind+'a'}
		this.items['c_' + ind]=item;
		var retStr='';
		retStr+='<span name="aOut_'+ind+'" style="position:relative;width:16px;height:13px">'
		retStr+='<span id="aIn_'+ind+'a" name="aIn_'+ind+'a" style="position:absolute;top:0;left:0;width:14px;">'
		retStr+='<img src="'+this.img1+'" align="absbottom" border="0" WIDTH="14" HEIGHT="15"></span>'
		retStr+='<span id="aIn_'+ind+'b" name="aIn_'+ind+'b" style="position:absolute;top:0;left:0;width:14px;visibility:hidden;">'
		retStr+='<img src="'+this.img2+'" align="absbottom" border="0" WIDTH="14" HEIGHT="15"></span>'
		retStr+='<span id="aIn_'+ind+'c" name="aIn_'+ind+'c" style="position:absolute;top:0;left:0;width:14px;visibility:hidden">'
		retStr+='<img src="'+this.img3+'" align="absbottom" border="0" WIDTH="14" HEIGHT="15"></span>'
		retStr+='</span>'
		document.write(retStr)
	}
}
cArrows.prototype.img=function(ind,state){
	if(is.ie){
		state=(state==1?'a':(state==2?'b':(state==3?'c':'a')))
		getElem(this.items['c_' + ind].last).style.visibility="hidden";
		this.items['c_' + ind].last = 'aIn_' + ind + state;
		getElem(this.items['c_' + ind].last).style.visibility="visible";
	}
}

var ca=new cArrows('ca','/images/circ_arrow1.gif','/images/circ_arrow2.gif','/images/circ_arrow3.gif')