function showSVG(file) {
var w = open ('', 'MapSVG', 'width=1000,height=600,titlebar=0');
var line = '';
w.document.open();
w.document.write(''+line+'');
w.document.close();
w.moveTo(0,0);
w.focus();
}
function showJPG(file) {
var w = open ('', 'MapJPG', 'width=800,height=600,titlebar=0');
var line = '
';
w.document.open();
w.document.write(''+line+'');
w.document.close();
w.moveTo(0,0);
w.focus();
}