function build_menu() {
	      var menuBuilder;

		  if (document.all) {
			var menuArea = document.all('tabFolder');
			menuBuilder = ie_menu(currentTab);
			menuArea.innerHTML = menuBuilder;     
		  } else {
		     menuBuilder = n4_menu(currentTab)
		     //menuArea.document.open();
			 //document.write(menuBuilder);
			 //menuArea.document.close();
		  } // detect ie or n4
}
	   
function ie_menu (thismenu) {
	      var builder;
		  builder = "<table class=menu width=95% border=0 cellspacing=0 cellpadding=0><tr>";
//		  for (var i=0; i < menuItem.length; i++) {
		  for (var i=0; i < iTablen; i++) {
		     if (thismenu==i) { 
			    builder+="<td class=default onClick='menu_click("+i+")' nowrap>&nbsp;"+menuItem[i]+"&nbsp;</td>"; 
		     } else {
			    if (i==thismenu-1) { // left side menu
				    builder+=((i==0) ? "<td class=menu nowrap>":"")+"<span class=left onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span></td>";
			    } else if (i==thismenu+1) { // right side menu
				    builder+="<td class=menu nowrap><span class=right onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span>"+((i==menuItem.length)?"</td>":"");
				
				} else {
		          builder+=((i==0)?"<td class=menu nowrap>":"")+"<span class=menu onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span>"+((i==menuItem.length)?"</td>":"");
				}
			 }
		  }
		  builder += "<td width=90% class=menu>&nbsp;</td></tr><tr><td colspan=4 class=outline valign=top>"+tabItem[thismenu]+"</td></tr></tr></table>";  
		  return builder
} // ie_menu
	   
function n4_menu (thismenu) {
	      var builder;
		  builder = "<table class=menu width=95% border=0 cellspacing=0 cellpadding=0><tr>";
		  for (var i=0; i < iTablen; i++) {
//		     if (thismenu==i) { 
//			    builder+="<td class=default onClick='menu_click("+i+")' nowrap>&nbsp;"+menuItem[i]+"&nbsp;</td>"; 
//		     } else {
//			    if (i==thismenu-1) { // left side menu
//				    builder+=((i==0) ? "<td class=menu nowrap>":"")+"<span class=left onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span></td>";
//			    } else if (i==thismenu+1) { // right side menu
//				    builder+="<td class=menu nowrap><span class=right onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span>"+((i==menuItem.length)?"</td>":"");
//				} else {
//		          builder+=((i==0)?"<td class=menu nowrap>":"")+"<span class=menu onClick='menu_click("+i+")'>&nbsp;"+menuItem[i]+"&nbsp;</span>"+((i==menuItem.length)?"</td>":"");
		          builder+="<td class=menu nowrap>"+"&nbsp;"+menuItem[i]+"&nbsp;</span>"+((i==menuItem.length)?"</td>":"");
//				}
//			 }
		  }
		  builder += "<td width=90% class=menu>&nbsp;</td></tr><tr><td colspan=4 class=outline valign=top>"+tabItem[thismenu]+"</td></tr></tr></table>";  
		  return builder
} // n4_menu

function menu_click(num) {
	      if (currentTab != num) {
		     currentTab = num;
		     build_menu();
	      } // if
}
	   

function setup_menu(type,msg) {
	if (document.title == "SiemensItaliaHomePage"){
		selHome();
	}
	switch (type) {
		case "initial":
		currentTab=0;
		break;
		default:
	}
	build_menu();
} 
	   
 
function encode_blank(str) {
	     var returnStr="";
	     for (var i = 0; i < str.length; i++) {
		    returnStr+= (str.charAt(i)==" ") ? "&nbsp;" : str.charAt(i); 
		 } 
		 return returnStr;
}
