var backgrArr = new Array (4); for (i = 0; i < backgrArr . length; ++ i) backgrArr [i] = new Array (2); backgrArr[0][0]="images/bg_element1.jpg"; backgrArr[0][1]="#ff7801"; backgrArr[1][0]="images/bg_element2.jpg"; backgrArr[1][1]="#aae66d"; backgrArr[2][0]="images/bg_element3.jpg"; backgrArr[2][1]="#6f97ff"; backgrArr[3][0]="images/bg_element4.jpg"; backgrArr[3][1]="#61b1ff"; var p = backgrArr.length; var cur = Math.floor(Math.random()*(p)); function createCookie(name,value,minutes) { if (minutes) { var date = new Date(); date.setTime(date.getTime()+(minutes*60*1000)); var expires = "; expires="+date.toGMTString(); } else var expires = ""; document.cookie = name+"="+value+expires+"; path=/"; } function get_cookie(name) { var nameEQ = name + "="; var ca = document.cookie.split(';'); for(var i=0;i < ca.length;i++) { var c = ca[i]; while (c.charAt(0)==' ') c = c.substring(1,c.length); if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length); } return ""; } function setBackground() { i = document.getElementById("ImgNum").innerHTML; createCookie("bgImage",i,"60"); document.bgColor = backgrArr[i][1]; document.body.background = backgrArr[i][0]; cur = Math.floor(Math.random()*(p)); while (cur == i ) { cur = Math.floor(Math.random()*(p)); } document.getElementById("ImgNum").innerHTML = cur; } if (get_cookie("bgImage")) { myIndex = get_cookie("bgImage"); document.write(''); } else { document.write(''); } function toggleLayer( whichLayer ) { var elem, vis; if( document.getElementById ) // this is the way the standards work elem = document.getElementById( whichLayer ); else if( document.all ) // this is the way old msie versions work elem = document.all[whichLayer]; else if( document.layers ) // this is the way nn4 works elem = document.layers[whichLayer]; vis = elem.style; // if the style.display value is blank we try to figure it out here if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined) vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none'; vis.display = (vis.display==''||vis.display=='block')?'none':'block'; }