function a(x){
	if(x==1){document.getElementById("zhuanjia-1").style.width="734px"}
	if(x==1){document.getElementById("zhuanjia-2").style.width="190px"}
	if(x==2){document.getElementById("zhuanjia-1").style.width="190px"}
	if(x==2){document.getElementById("zhuanjia-2").style.width="734px"}
}