function menuSetBlock(no)
{
setBlock(no);
}

function setBlock(cont)
{
	if(cont==1){
	document.getElementById("area_detail1").style.display = "block";
	document.getElementById("area_detail2").style.display = "none";
	document.getElementById("area_detail3").style.display = "none";
	document.getElementById("area_detail4").style.display = "none";
	document.getElementById("area_detail5").style.display = "none";
	document.getElementById("area1").style.backgroundPosition = '0 -21px';
	document.getElementById("area2").style.backgroundPosition = '0 0';
	document.getElementById("area3").style.backgroundPosition = '0 0';
	document.getElementById("area4").style.backgroundPosition = '0 0';
	document.getElementById("area5").style.backgroundPosition = '0 0';
	}
	if(cont==2){
	document.getElementById("area_detail1").style.display = "none";
	document.getElementById("area_detail2").style.display = "block";
	document.getElementById("area_detail3").style.display = "none";
	document.getElementById("area_detail4").style.display = "none";
	document.getElementById("area_detail5").style.display = "none";
	document.getElementById("area1").style.backgroundPosition = '0 0';
	document.getElementById("area2").style.backgroundPosition = '0 -21px';
	document.getElementById("area3").style.backgroundPosition = '0 0';
	document.getElementById("area4").style.backgroundPosition = '0 0';
	document.getElementById("area5").style.backgroundPosition = '0 0';
	}
	if(cont==3){
	document.getElementById("area_detail1").style.display = "none";
	document.getElementById("area_detail2").style.display = "none";
	document.getElementById("area_detail3").style.display = "block";
	document.getElementById("area_detail4").style.display = "none";
	document.getElementById("area_detail5").style.display = "none";
	document.getElementById("area1").style.backgroundPosition = '0 0';
	document.getElementById("area2").style.backgroundPosition = '0 0';
	document.getElementById("area3").style.backgroundPosition = '0 -21px';
	document.getElementById("area4").style.backgroundPosition = '0 0';
	document.getElementById("area5").style.backgroundPosition = '0 0';
	}
	if(cont==4){
	document.getElementById("area_detail1").style.display = "none";
	document.getElementById("area_detail2").style.display = "none";
	document.getElementById("area_detail3").style.display = "none";
	document.getElementById("area_detail4").style.display = "block";
	document.getElementById("area_detail5").style.display = "none";
	document.getElementById("area1").style.backgroundPosition = '0 0';
	document.getElementById("area2").style.backgroundPosition = '0 0';
	document.getElementById("area3").style.backgroundPosition = '0 0';
	document.getElementById("area4").style.backgroundPosition = '0 -21px';
	document.getElementById("area5").style.backgroundPosition = '0 0';
	}
	if(cont==5){
	document.getElementById("area_detail1").style.display = "none";
	document.getElementById("area_detail2").style.display = "none";
	document.getElementById("area_detail3").style.display = "none";
	document.getElementById("area_detail4").style.display = "none";
	document.getElementById("area_detail5").style.display = "block";
	document.getElementById("area1").style.backgroundPosition = '0 0';
	document.getElementById("area2").style.backgroundPosition = '0 0';
	document.getElementById("area3").style.backgroundPosition = '0 0';
	document.getElementById("area4").style.backgroundPosition = '0 0';
	document.getElementById("area5").style.backgroundPosition = '0 -21px';
	}
}