function MakeImageArray(n) 
            {
                if (document.getElementById)
                    {
                    this.length = n;
                    for (var i=0; i<=n; i++) 
                      	{
                      	this[i] = new Image();
                     	}
                    	return this;
                	}
            }
            
            
function PreLoadImages()
            {
            if(document.getElementById)
                    {
                    off = new MakeImageArray(7);
                    over = new MakeImageArray(7);
                    on = new MakeImageArray(7);
                    
                    smoffb =  new MakeImageArray(19);
                    smoverb =  new MakeImageArray(19);
                    smonb =  new MakeImageArray(19);
                    
                    for (var i=1;i<=7;i++)
                            {
                            on[i].src = "images/m"+i+"in.gif";
                            over[i].src = "images/m"+i+"over.gif";
                            off[i].src = "images/m"+i+"out.gif";
                            }
                            
                      for (i=1;i<=18;i++)
                            {
                            smonb[i].src = "images/sm"+i+"on.gif";
                            smoverb[i].src = "images/sm"+i+"ov.gif";
                            smoffb[i].src = "images/sm"+i+"off.gif";
                            }       
                            
                            
                    } 
                   
             }      


function mover(num) 
            {
                if (document.getElementById && num!=lastclicked) 
                   		{
                   		document.getElementById('m'+num).src = over[num].src;
                   		}
            }
            

function mout(num) 
            {
                if (document.getElementById  && num!=lastclicked)  
                    {
                  	document.getElementById('m'+num).src = off[num].src;
                    }                
               }
               
function mon(num)
			{
			if (document.getElementById)  
                    {
                    if(lastclicked>0)
                    	{
                    	document.getElementById('m'+lastclicked).src = off[lastclicked].src;
                    	}
                  	document.getElementById('m'+num).src = on[num].src;
                  	lastclicked=num;
                    }      
			}

//////////////////////////////////////////////

function smover(num, men) 
            {
                if (document.getElementById  && num!=lastsmclicked) 
                   		{
                   		mover(men);
                   		document.getElementById('sm'+num).src = smoverb[num].src;
                   		}
            }
            

function smout(num) 
            {
                if (document.getElementById   && num!=lastsmclicked)  
                    {
                    for(i=1;i<=7;i++)
                   		{
                   mout(i);
                    	}
                  	document.getElementById('sm'+num).src = smoffb[num].src;
                    }                
               }
               
               
function smon(num)
			{
			if (document.getElementById)  
                    {
                   if(lastsmclicked>0)
                    	{
                   		document.getElementById('sm'+lastsmclicked).src = smoffb[lastsmclicked].src;
                    	}
                  	document.getElementById('sm'+num).src = smonb[num].src;
                  	lastsmclicked=num;
                    }      
			}
			
//////////////////////////////////////////			
			
function smsshow(num)
	{
	smshide();
	if (document.getElementById) 
		{
		if(num==1)
			{
			//var psubmen = document.getElementById('pmenu');
			//psubmen.style.visibility = "visible"; 
			}
		else if(num==2)
			{
			var gsubmen = document.getElementById('gmenu');
			gsubmen.style.visibility = "visible"; 
			}
		else if(num==3)
			{
			var tsubmen = document.getElementById('tmenu');
			tsubmen.style.visibility = "visible"; 
			}
		else if(num==4)
			{
			var lsubmen = document.getElementById('lmenu');
			lsubmen.style.visibility = "visible"; 
			}
		}
	}
			
			
function smshide()
	{
		if (document.getElementById) 
		{
		var psubmenu = document.getElementById('pmenu');
		psubmenu.style.visibility = "hidden"; 
		var gsubmenu = document.getElementById('gmenu');
		gsubmenu.style.visibility = "hidden"; 
		var tsubmenu = document.getElementById('tmenu');
		tsubmenu.style.visibility = "hidden"; 
		var lsubmenu = document.getElementById('lmenu');
		lsubmenu.style.visibility = "hidden"; 
		}
		lastsmclicked=0;
	}
	
function nothing()
	{
	}


function openWindow(f)
				{
		var sw = screen.width;
		var sh = screen.height;

	if (sw >= 800)
			{
			var x = ((sw-420)/2)-5;
			var y = ((sh-400)/2)-25;
			}
	else
			{
			var x = 0;
			var y = 0;
			}

		var w = window.open(f,"","toolbar=no,width=640,height=430,screenX="+x+",screenY="+y+",directories=no,status=no,scrollbars=no,resize=no,menubar=no,history=no");
				w.window.focus();
				} 
				
				
function comparisonWindow(f)
				{
		var sw = screen.width;
		var sh = screen.height;

	if (sw >= 800)
			{
			var x = ((sw-420)/2)-5;
			var y = ((sh-400)/2)-25;
			}
	else
			{
			var x = 0;
			var y = 0;
			}

		var w = window.open(f,"","toolbar=no,width=730,height=470,screenX="+x+",screenY="+y+",directories=no,status=no,scrollbars=no,resize=no,menubar=no,history=no");
				w.window.focus();
				} 
				
				
function openGWindow(f)
				{
		var sw = screen.width;
		var sh = screen.height;

	
		var x = ((sw-860)/2)-5;
		var y = ((sh-660)/2)-10;
	

		var w = window.open(f,"","toolbar=no,width=860,height=660,screenX="+x+",screenY="+y+",directories=no,status=no,scrollbars=no,resize=no,menubar=no,history=no");
				w.window.focus();
				} 
				
				
function openGWindow2(f)
				{
		var sw = screen.width;
		var sh = screen.height;

	
		var x = ((sw-860)/2)-5;
		var y = ((sh-660)/2)-10;
	

		var w = window.open(f,"","toolbar=no,width=860,height=700,screenX="+x+",screenY="+y+",directories=no,status=no,scrollbars=no,resize=no,menubar=no,history=no");
				w.window.focus();
				}