// JavaScript Document

if (document.images) {

	/* Main Buttons */

    prosmemup       	= new Image();
    prosmemup.src   	= "images/prospmem.gif";
    prosmemdown     	= new Image() ;
    prosmemdown.src 	= "images/prospmem_over.gif";
	
    mplsup       		= new Image();
    mplsup.src   		= "images/mpls_ch.gif";
    mplsdown     		= new Image() ;
    mplsdown.src 		= "images/mpls_ch_over.gif";

    stpaulup       		= new Image();
    stpaulup.src   		= "images/stpaul.gif";
    stpauldown     		= new Image() ;
    stpauldown.src 		= "images/stpaul_over.gif";
	
	rochup       		= new Image();
    rochup.src   		= "images/roch.gif";
    rochdown     		= new Image() ;
    rochdown.src 		= "images/roch_over.gif";
	
	corpup       		= new Image();
    corpup.src   		= "images/corp.gif";
    corpdown     		= new Image() ;
    corpdown.src 		= "images/corp_over.gif";
	
	main_homeup       	= new Image();
    main_homeup.src   	= "images/main_home.gif";
    main_homedown     	= new Image() ;
    main_homedown.src 	= "images/mpls_home_over.gif";
	
}
function buttondown( buttonname ) {
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "down.src" );
    }
}
function buttonup ( buttonname ) {
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "up.src" );
    }
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}