function change_img_src(name, nsdoc, rpath, preload)
{ 
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img) {
    img.altsrc = img.src;
    img.src    = rpath;
  } 
}
function tm_memu(str1)
{
	for (i=0 ;i<=t_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			t_menu[i].style.display='';
			change_img_src('tm_image_'+i, 'document', 'images/t_'+(i)+'_on.jpg', true);
			
		}
		else
		{
			t_menu[i].style.display='none';
			change_img_src('tm_image_'+i, 'document', 'images/t_'+(i)+'.jpg', true);
			//restore_img_src('tmenu_'+i, 'document');
		}
	}
}
function m_memu(str1)
{
	for (i=0 ;i<=m_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			
			m_menu[i].style.display='';
			change_img_src('m_image_'+i, 'document', 'images/m_'+(i)+'_on.jpg', true);
			
			
		}
		else
		{
			
			m_menu[i].style.display='none';
			change_img_src('m_image_'+i, 'document', 'images/m_'+(i)+'.jpg', true);
						//restore_img_src('tmenu_'+i, 'document');
		}
	}
	
}



function rm_memu(str1)
{
	for (i=0 ;i<=rm_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			
			rm_menu[i].style.display='';
			 			
			
		}
		else
		{
			
			rm_menu[i].style.display='none';
		
		}
	}
	
	
	
}


function rm1_memu(str1)

{
	
	for (i=0 ;i<=rm1_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			rm1_menu[i].style.display='';
			m_menu[0].style.display='none';
			change_img_src('rm1_image_'+i, 'document', 'images/rm_'+(i)+'_on.jpg', true);
			
		}
		else
		{
			rm1_menu[i].style.display='none';
			change_img_src('rm1_image_'+i, 'document', 'images/rm_'+(i)+'.jpg', true);
			//restore_img_src('tmenu_'+i, 'document');
		}
	}
}

function rm2_memu(str1)
{
	
	
	for (i=0 ;i<=rm2_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			rm2_menu[i].style.display='';
			m_menu[1].style.display='none';
			change_img_src('rm2_image_'+i, 'document', 'images/rm_'+(i)+'_on.jpg', true);
			
		}
		else
		{
			rm2_menu[i].style.display='none';
			
			change_img_src('rm2_image_'+i, 'document', 'images/rm_'+(i)+'.jpg', true);
			//restore_img_src('tmenu_'+i, 'document');
		}
	}
}

function rm3_memu(str1)

{
	
	for (i=0 ;i<=rm3_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			rm3_menu[i].style.display='';
			m_menu[2].style.display='none';
			change_img_src('rm3_image_'+i, 'document', 'images/rm_'+(i)+'_on.jpg', true);
			
		}
		else
		{
			rm3_menu[i].style.display='none';
			change_img_src('rm3_image_'+i, 'document', 'images/rm_'+(i)+'.jpg', true);
			//restore_img_src('tmenu_'+i, 'document');
		}
	}
}

function lm_memu(str1)
{
	for (i=0 ;i<=l_menu.length-1 ;i++)
	{
		if (i==str1)
		{
			l_menu[i].style.display='';
			l_menu[i].style.top=(document.documentElement.clientHeight-390)/2+"px";
            l_menu[i].style.left=(document.documentElement.clientWidth-800)/2+"px";
			ll_menu[i].style.top="5px";
            ll_menu[i].style.left="780px";
			
		}
		else
		{
			l_menu[i].style.display='none';
			//restore_img_src('tmenu_'+i, 'document');
		}
	}
}