var slideMenu=function(){
	var sp,st,t,m,sa,l,w,gw,ot;
	return{
		build:function(sm,sw,mt,s,sl,h){
			sp=s; st=sw; t=mt;
			m=document.getElementById(sm);
			sa=m.getElementsByTagName('li');
			l=sa.length; w=m.offsetWidth; gw=w/l;
			ot=Math.floor((w-st)/(l-1)); var i=0;
			for(i;i<l;i++){s=sa[i]; s.style.width=gw+'px'; this.timer(s)}
			if(sl!=null){m.timer=setInterval(function(){slideMenu.slide(sa[sl-1])},t)}
		},
		timer:function(s){
			s.onclick=function(){
				
				switch(s.id){
				
				case 'ban1':
					window.location = 'investment.html';
				break;
				case 'ban2':
					window.location = 'information_technology.html';
				break;
				case 'ban3':
					window.location = 'retail_and_hospitality.html';
				break;
				case 'ban4':
					window.location = 'real_estate.html';
				break;
				case 'ban5':
					window.location = 'healthcare.html';
				break;
				case 'ban6':
					window.location = 'generaltrading.html';
				break;
				case 'ban7':
					window.location = 'industrial.html';
				break;
				}
			}
			s.onmouseover=function(){
				
				clearInterval(m.htimer);clearInterval(m.timer);m.timer=setInterval(function(){slideMenu.slide(s)},t);
			
				switch(s.id){
				
				case 'ban1':
					s.style.background='url(images/banner_01_1.jpg)';
				break;
				case 'ban2':
					s.style.background='url(images/banner_02_1.jpg)';
				break;
				case 'ban3':
					s.style.background='url(images/banner_03_1.jpg)';
				break;
				case 'ban4':
					s.style.background='url(images/banner_04_1.jpg)';
				break;
				case 'ban5':
					s.style.background='url(images/banner_05_1.jpg)';
				break;
				case 'ban6':
					s.style.background='url(images/banner_06_1.jpg)';
				break;
				case 'ban7':
					s.style.background='url(images/banner_07_1.jpg)';
				break;
				}
			
			
			}
			s.onmouseout=function(){
				clearInterval(m.timer);clearInterval(m.htimer);m.htimer=setInterval(function(){slideMenu.slide(s,true)},t)
				
				switch(s.id){
				
				case 'ban1':
					s.style.background='url(images/banner_01.jpg)';
				break;
				case 'ban2':
					s.style.background='url(images/banner_02.jpg)';
				break;
				case 'ban3':
					s.style.background='url(images/banner_03.jpg)';
				break;
				case 'ban4':
					s.style.background='url(images/banner_04.jpg)';
				break;
				case 'ban5':
					s.style.background='url(images/banner_05.jpg)';
				break;
				case 'ban6':
					s.style.background='url(images/banner_06.jpg)';
				break;
				case 'ban7':
					s.style.background='url(images/banner_07.jpg)';
				break;
					
				}
				
			}
		},
		slide:function(s,c){
			var cw=parseInt(s.style.width);
			if((cw<st && !c) || (cw>gw && c)){
				var owt=0; var i=0;
				for(i;i<l;i++){
					if(sa[i]!=s){
						var o,ow; var oi=0; o=sa[i]; ow=parseInt(o.style.width);
						if(ow<gw && c){oi=Math.floor((gw-ow)/sp); oi=(oi>0)?oi:1; o.style.width=(ow+oi)+'px';
						}else if(ow>ot && !c){oi=Math.floor((ow-ot)/sp); oi=(oi>0)?oi:1; o.style.width=(ow-oi)+'px'}
						if(c){owt=owt+(ow+oi)}else{owt=owt+(ow-oi)}}}
				s.style.width=(w-owt)+'px';
			}else{clearInterval(m.timer);clearInterval(m.htimer)}
		}
	};
}();