/*
Snow Fall 1 - no images - Java Script
Visit http://rainbow.arch.scriptmania.com/scripts/
  for this script and many more
*/

function randommaker(range) {
    rand=Math.floor(range*Math.random());
    return rand
}

function initsnow() {
        var snowsizerange=snowmaxsize-snowminsize;
        for (i=0;i<=snowmax;i++) {
                crds[i] = 0;
            lftrght[i] = Math.random()*15;
            x_mv[i] = 0.03 + Math.random()/10;
                snow[i]=document.getElementById("s"+i);
                snow[i].style.fontFamily=snowtype[randommaker(snowtype.length)];
                snow[i].size=randommaker(snowsizerange)+snowminsize;
                snow[i].style.fontSize=snow[i].size+'px';
                snow[i].style.color=snowcolor[randommaker(snowcolor.length)];
                snow[i].style.zIndex=3;
                snow[i].sink=sinkspeed*snow[i].size/5;
                if (snowingzone==1) {snow[i].posx=randommaker(marginright-snow[i].size);}
                if (snowingzone==2) {snow[i].posx=randommaker(marginright/2-snow[i].size);}
                if (snowingzone==3) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4;}
                if (snowingzone==4) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2;}
                snow[i].posy=randommaker(2*marginbottom-marginbottom-2*snow[i].size);
                snow[i].style.left=snow[i].posx+'px';
                snow[i].style.top=snow[i].posy+'px';
        }
        movesnow()
}

function movesnow() {
        for (i=0;i<=snowmax;i++) {
                crds[i] += x_mv[i];
                snow[i].posy+=snow[i].sink;
                snow[i].style.left=snow[i].posx+lftrght[i]*Math.sin(crds[i])+'px';
                snow[i].style.top=snow[i].posy+'px';

                if (snow[i].posy>=marginbottom-2*snow[i].size || parseInt(snow[i].style.left)>(marginright-3*lftrght[i])){
                        if (snowingzone==1) {snow[i].posx=randommaker(marginright-snow[i].size);}
                        if (snowingzone==2) {snow[i].posx=randommaker(marginright/2-snow[i].size);}
                        if (snowingzone==3) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/4;}
                        if (snowingzone==4) {snow[i].posx=randommaker(marginright/2-snow[i].size)+marginright/2;}
                        snow[i].posy=0;
                }
        }
       timer=setTimeout("movesnow()",50);
}
// Set the number of snowflakes (more than 30 - 40 not recommended)
var snowmax=4;
// Set the colors for the snow. Add as many colors as you like
//var snowcolor=new Array("#aaaacc","#ddddff","#ccccdd","#f3f3f3","#f0ffff");
var snowcolor=new Array("#ddddff","#ccccdd","#f3f3f3","#f0ffff");
// Set the fonts, that create the snowflakes. Add as many fonts as you like
var snowtype=new Array("Times","Arial","Times","Verdana");
// Set the letter that creates your snowflake (recommended: * )
var snowletter="*";
// Set the speed of sinking (recommended values range from 0.3 to 2)
var sinkspeed=0.4;
// Set the maximum-size of your snowflakes
var snowmaxsize=25;
// Set the minimal-size of your snowflakes
var snowminsize=10;
// Set the snowing-zone
// Set 1 for all-over-snowing, set 2 for left-side-snowing
// Set 3 for center-snowing, set 4 for right-side-snowing
var snowingzone=1;
///////////////////////////////////////////////////////////////////////////
// CONFIGURATION ENDS HERE
///////////////////////////////////////////////////////////////////////////
// Do not edit below this line
var snow=new Array();
var marginbottom;
var marginright;
var timer;
var i_snow=0;
var x_mv=new Array();
var crds=new Array();
var lftrght=new Array();

function fsnow() {
/*
var browserinfos=navigator.userAgent;
var ie5=document.all&&document.getElementById&&!browserinfos.match(/Opera/);
var ns6=document.getElementById&&!document.all;
var opera=browserinfos.match(/Opera/);
var browserok=ie5||ns6||opera;
*/
	/*if (ie5 || opera) {
			marginbottom = document.body.scrollHeight;
			marginright = document.body.clientWidth-15;
	}
	else if (ns6) {
			marginbottom = document.body.scrollHeight;
			marginright = window.innerWidth-15;
	}*/
	//marginright = jQuery('div.n_header').width();
	//marginbottom = jQuery('div.n_header').height()+40;
	obj = document.getElementById('n_header');
	marginright = obj.clientWidth;
	marginbottom = obj.clientHeight+30;

	for (i=0;i<=snowmax;i++) {
		var sp=document.createElement('span')
		sp.innerHTML = snowletter;
		sp.setAttribute('style', 'position:absolute;top:-'+snowmaxsize);
		sp.setAttribute('id', 's'+i);
		obj.appendChild(sp);
		//jQuery('div.n_header').append("<span id='s"+i+"' style='position:absolute;top:-"+snowmaxsize+"'>"+snowletter+"</span>");
	}
	initsnow();
}
fsnow();

/*
jQuery(document).ready(function(){
	fsnow();
});*/