function showdiv(divnum,divbefor){
        for(i=1;i<=divnum;i++){
				if(i==divbefor){
						document.getElementById("Nav_"+i).className = "Right_02"
						document.getElementById("Content_"+i).className ="block";
				}else{
						document.getElementById("Nav_"+i).className = "Right_03"
						document.getElementById("Content_"+i).className ="none";
				}
        }
}



function showdiv_1(divnum,divbefor){
        for(i=1;i<=divnum;i++){
				if(i==divbefor){
						document.getElementById("Nav1_"+i).className = "Right_06"
						document.getElementById("Content1_"+i).className ="block";
				}else{
						document.getElementById("Nav1_"+i).className = "Right_03"
						document.getElementById("Content1_"+i).className ="none";
				}
        }
}