var delay=1000;
			var delayon=100;
			function navbar(m,n,o,p,q){
			for (var i=1; i<=m; i++){
			if (i==1){
			for (var g=1; g<=1+n; g++){
				set_line(g,i,n)
				}}
			if (i==2){
			for (var g=1+n; g<=n+o; g++){
				set_line(g,i,o)
				}}
			if (i==3){
			for (var g=1+n+o; g<=n+o+p; g++){
				set_line(g,i,p)
				}}
			if (i==4){
			for (var g=1+n+o+p; g<=n+o+p+q; g++){
				set_line(g,i,q)
				}}
			}
			}
			/* set sub lines on/off*/
			function set_line(d,k,w){
				document.getElementById("nav_subl"+d).onmouseover=lineon;
				document.getElementById("nav_subl"+d).onmouseout=lineoff;
				function lineon(){
				document.getElementById("nav_subl"+d).className="nav_subl_on";
				var sub1='on'
				subset(sub1,k,w);
				}
				function lineoff(){
				document.getElementById("nav_subl"+d).className="nav_subl_off";
				var sub1='off'
				subset(sub1,k,w);
				}
				document.getElementById("nav_inner"+k).onmouseover=subon;
				function subon(){
				var sub1='on';
				subset(sub1,k,w);
				}
				document.getElementById("nav_inner"+k).onmouseout=suboff;
				function suboff(){
				var sub1='off';
				subset(sub1,k,w);
				}
				}
				
				function subset(sub1,k,w){
				if (sub1=='off'){
					var t=setTimeout(suboff,delay);
				clearTimeout(t-1);
				} else if (sub1=='on') {
					var t=setTimeout(subonk,delayon);
				clearTimeout(t-1);
				}
				
				function suboff(){
				document.getElementById("nav_inner"+k).className="nav_inner_off";
				document.getElementById("nav_sub"+k).className="nav_sub_off";
				}
				
				function subonk(){	
				document.getElementById("nav_inner"+k).className="nav_inner_on";
				if (w!=0){
				document.getElementById("nav_sub"+k).className="nav_sub_on"+k;
				}
				for (var i=1; i<=m; i++){
					if (i!=k){
				document.getElementById("nav_inner"+i).className="nav_inner_off";
				document.getElementById("nav_sub"+i).className="nav_sub_off";
				}}
							}
				/*document.getElementById("world").innerHTML = " value "+m+n+o+p+q;*/
				}