img=new Array(); 
img[1]="img/tb0101.gif"; 
img[2]="img/tb0102.gif"; 
img[3]="img/tb0201.gif"; 
img[4]="img/tb0202.gif"; 
img[5]="img/tb0301.gif"; 
img[6]="img/tb0302.gif"; 
img[7]="img/tb0401.gif"; 
img[8]="img/tb0402.gif"; 


function ChengeMsg(index){ 
�@�@document.rk.src=img[index];
}

function imgClick1(){
	document.rk1.src='img/tb0102.gif';
	document.rk2.src='img/tb0201.gif';
	document.rk3.src='img/tb0301.gif';
	document.rk4.src='img/tb0401.gif';
    }

function imgClick2(){
	document.rk1.src='img/tb0101.gif';
	document.rk2.src='img/tb0202.gif';
	document.rk3.src='img/tb0301.gif';
	document.rk4.src='img/tb0401.gif';
    }
    
function imgClick3(){
	document.rk1.src='img/tb0101.gif';
	document.rk2.src='img/tb0201.gif';
	document.rk3.src='img/tb0302.gif';
	document.rk4.src='img/tb0401.gif';
    }
    
function imgClick4(){
	document.rk1.src='img/tb0101.gif';
	document.rk2.src='img/tb0201.gif';
	document.rk3.src='img/tb0301.gif';
	document.rk4.src='img/tb0402.gif';
    }