function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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];}}
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function image() {


number = 0;

front ="<table border='0' name='Random Image Display' width=";
mid ="</td></tr><tr><td class='navblock'>Random Image: ";
end =" Visit the CDDIS <a href='mappage.html'>site and data locator</a> to view more maps.";
a ="'138'><tr><td><a href='images/africamap.gif'><img src='images/maptn/africamap_tn.jpg' width='138' height='144' border='0' alt='Africa Regional Map'></a>";
b ="Regional map of space geodesy sites in Africa.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/asiamap.gif'><img src='images/maptn/asiamap_tn.jpg' width='144' height='129' border='0' alt='Asia Regional Map'></a>";
b ="Regional map of space geodesy sites in Asia.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/ausmap.gif'><img src='images/maptn/ausmap_tn.jpg' width='144' height='118' border='0' alt='Australia Regional Map'></a>";
b ="Regional map of space geodesy sites in Australia.";
image[number++] = front+a+mid+b+end;
a ="'131'><tr><td><a href='images/camap.gif'><img src='images/maptn/camap_tn.jpg' width='131' height='144' border='0' alt='California Regional Map'></a>";
b ="Regional map of space geodesy sites in California.";
image[number++] = front+a+mid+b+end;
a ="'129'><tr><td><a href='images/eurmap.gif'><img src='images/maptn/eurmap_tn.jpg' width='144' height='129' border='0' alt='Europe Regional Map'></a>";
b ="Regional map of space geodesy sites in Europe.";
image[number++] = front+a+mid+b+end;
a ="'115'><tr><td><a href='images/namap.gif'><img src='images/maptn/namap_tn.jpg' width='115' height='144' border='0' alt='North America Regional Map'></a>";
b ="Regional map of space geodesy sites in North America.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/pacmap.gif'><img src='images/maptn/pacmap_tn.jpg' width='144' height='113' border='0' alt='Pacific Regional Map'></a>";
b ="Regional map of space geodesy sites in Pacific.";
image[number++] = front+a+mid+b+end;
a ="'125'><tr><td><a href='images/samap.gif'><img src='images/maptn/samap_tn.jpg' width='125' height='144' border='0' alt='South America Regional Map'></a>";
b ="Regional map of space geodesy sites in South America.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/allmap.gif'><img src='images/maptn/allmap_tn.jpg' width='144' height='110' border='0' alt='Global Site Map'></a>";
b ="Global map of space geodesy sites.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/dorismap.gif'><img src='images/maptn/dorismap_tn.jpg' width='144' height='109' border='0' alt='Global DORIS Map'></a>";
b ="Global map of DORIS sites.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/iglosmap.gif'><img src='images/maptn/iglosmap_tn.jpg' width='144' height='110' border='0' alt='Global GLONASS Map'></a>";
b ="Global map of GLONASS sites supporting the IGLOS-PP.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/igsmap.gif'><img src='images/maptn/igsmap_tn.jpg' width='144' height='110' border='0' alt='Global IGS Map'></a>";
b ="Global map of GPS sites supporting the IGS.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/igsnrtmap.gif'><img src='images/maptn/igsnrtmap_tn.jpg' width='144' height='110' border='0' alt='Global IGS NRT Map'></a>";
b ="Global map of hourly 30-second GPS sites supporting the IGS.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/igsleomap.gif'><img src='images/maptn/igsleomap_tn.jpg' width='144' height='110' border='0' alt='Global IGS LEO Map'></a>";
b ="Global map of hourly 1-second GPS sites supporting the IGS LEO-PP.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/ilrsmap.gif'><img src='images/maptn/ilrsmap_tn.jpg' width='144' height='109' border='0' alt='Global ILRS Map'></a>";
b ="Global map of SLR sites supporting the ILRS.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/ilrscompmap.gif'><img src='images/maptn/ilrscompmap_tn.jpg' width='144' height='109' border='0' alt='Global ILRS Component Map'></a>";
b ="Global map of components supporting the ILRS.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/ivsmap.gif'><img src='images/maptn/ivsmap_tn.jpg' width='144' height='109' border='0' alt='Global IVS Map'></a>";
b ="Global map of VLBI sites supporting the IVS.";
image[number++] = front+a+mid+b+end;
a ="'144'><tr><td><a href='images/ivscompmap.gif'><img src='images/maptn/ivscompmap_tn.jpg' width='144' height='109' border='0' alt='Global IVS Component Map'></a>";
b ="Global map of components supporting the IVS.";
image[number++] = front+a+mid+b+end;

increment = Math.floor(Math.random()*number);

z=image[increment]+"</td></tr></table>";
document.write(z);

};