// JavaScript Document

/*
Tetris Game (By Xin Yang yangxin@iname.com)
Exclusive permission granted to Dynamicdrive.com to feature script in archive
For full source, usage terms, and 100's more DHTML scripts, visit http://dynamicdrive.com
*/

//preload images routine by Dynamicdrive.com
var myimages=new Array()
function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image()
myimages[i].src=preloadimages.arguments[i]
}
}

preloadimages("block0.gif","block1.gif","block2.gif","block3.gif",
"block4.gif","block5.gif","block6.gif","blockb.gif")

function goTetris() {
  if (document.layers) {
    window.open("tetrisNN.html", "Tetris", "width=360,height=400,resizable,titlebar=1");
  }
  else if (document.all) {
    window.open("tetrisIE.html", "Tetris", "width=360,height=400,resizable,titlebar=1");
  }
  else {
    alert("You need IE 4+ or NS 4 to play Tetris!");
  }
}