function publicpyramid()
{
//7
var ranNum= Math.round(Math.random() * 7);
if (ranNum == 0){document.write(' '); } // revolutionup
if (ranNum == 1){document.write(' '); } // ourliaup
if (ranNum == 2){document.write(' '); } // webbedup
if (ranNum == 3){document.write(' '); } // echoesup
if (ranNum == 4){document.write(' '); } // revolutionupright
if (ranNum == 5){document.write(' '); } // revolutionupleft
if (ranNum == 6){document.write(' '); } // webbedupright
if (ranNum == 7){document.write(' '); } // webbedupleft
}