MediaWiki:Monobook.js/Halloween.js: Unterschied zwischen den Versionen

Version vom 27. Oktober 2012, 19:34 Uhr

<!-- präsentiert von kostenlose-javascripts.de -->
var no = 18; // Anzahl der Schneeflocken
var speed = 25; // Geschwindigkeit -> je kleiner die Zahl, desto schneller
var snowflake = "http://cdn1.iconfinder.com/data/icons/yooicons_set09_halloween/24/ninja_ghost.png"; 

var dx, xp, yp;    // coordinate and position variables
var am, stx, sty;  // amplitude and step variables
var i, doc_width, doc_height;
doc_width = document.body.clientWidth;
doc_height = 1100; 

dx = new Array();
xp = new Array();
yp = new Array();
am = new Array();
stx = new Array();
sty = new Array();
for (i = 0; i < no; ++ i) {
	dx[i] = 0;                        // set coordinate variables
	xp[i] = Math.random()*(doc_width-50);  // set position variables
	yp[i] = Math.random()*doc_height;
	am[i] = Math.random()*20;         // set amplitude variables
	stx[i] = 0.02 + Math.random()/10; // set step variables
	sty[i] = 0.7 + Math.random();     // set step variables
	if (i == 0) {
		document.write("<div id=\"schneedot"+ i +"\" style=\"position: ");
		document.write("absolute; z-index: "+ i +"; visibility: ");
		document.write("visible; top: 15px; left: 15px;\"><img src=\"");
		document.write(snowflake + "\" border=\"0\"></div>");
	} else {
		document.write("<div id=\"schneedot"+ i +"\" style=\"position: ");
		document.write("absolute; z-index: "+ i +"; visibility: ");
		document.write("visible; top: 15px; left: 15px;\"><img src=\"");
		document.write(snowflake + "\" border=\"0\"></div>");
   }
}
function snowIE() {  // IE main animation function
	for (i = 0; i < no; ++ i) {  // iterate for every dot
		yp[i] += sty[i];
		if (yp[i] > doc_height-50) {
			xp[i] = Math.random()*(doc_width-am[i]-30);
			yp[i] = 0;
			stx[i] = 0.02 + Math.random()/10;
			sty[i] = 0.7 + Math.random();
		}
		dx[i] += stx[i];
		document.getElementById("schneedot"+i).style.top = yp[i] + "px";
		document.getElementById("schneedot"+i).style.left = (xp[i] + am[i]*Math.sin(dx[i]))  + "px";
	}
	setTimeout("snowIE()", speed);
}