function showmenu(content,number){
	var i=0;
	if(content=="content1"){
		var contentpieces = [];   
 		contentpieces.push(document.getElementById('dhcontent1'));   
  		contentpieces.push(document.getElementById('dhcontent2'));
		contentpieces.push(document.getElementById('dhcontent3'));
		contentpieces.push(document.getElementById('dhcontent4'));
		contentpieces.push(document.getElementById('dhcontent5'));
		contentpieces.push(document.getElementById('dhcontent6'));
		contentpieces.push(document.getElementById('dhcontent7'));
		contentpieces.push(document.getElementById('dhcontent8'));
		contentpieces.push(document.getElementById('dhcontent9'));
		contentpieces.push(document.getElementById('dhcontent10'));
		for(i=0;i<contentpieces.length;i++){
			contentpieces[i].style.display="none";
		}

		contentpieces[number-1].style.display="";
	}
}