<script language="JavaScript1.2">

//Flying planes - by John Ely

   //Modified from: Autumn leaves script- by Kurt Grigg (kurt.grigg@virgin.net)

   //Modified by Dynamic Drive for NS6 functionality

   //visit http://www.dynamicdrive.com for this script

//Pre-load your image below!

   //CHANGE 5 to the number of images listed below

   grphcs=new Array(5)

//PRELOAD the involved images (extend or contract variables according to # of images used)

   Image0=new Image();

   Image0.src=grphcs[0]="//jegvirag.gportal.hu/portal/jegvirag/image/gallery/1454176574_02.gif"

   Image1=new Image();

   Image1.src=grphcs[1]="//jegvirag.gportal.hu/portal/jegvirag/image/gallery/1454176574_02.gif"

   Image2=new Image();

   Image2.src=grphcs[2]="//jegvirag.gportal.hu/portal/jegvirag/image/gallery/1454176574_02.gif"

   Image3=new Image();

   Image3.src=grphcs[3]="//jegvirag.gportal.hu/portal/jegvirag/image/gallery/1454176574_02.gif"

   Image4=new Image();

   Image4.src=grphcs[4]="//jegvirag.gportal.hu/portal/jegvirag/image/gallery/1454176574_02.gif"

//SPECIFY number of images to randomly display concurrently from list above. Less the more efficient

   Amount=3;

   Ypos=new Array();

   Xpos=new Array();

   Speed=new Array();

   Step=new Array();

   Cstep=new Array();

   ns=(document.layers)?1:0;

   ns6=(document.getElementById&&!document.all)?1:0;

   ie=document.all

if (ns){

   for (i = 0; i < Amount; i++){

   var P=Math.floor(Math.random()*grphcs.length);

   rndPic=grphcs[P];

   document.write("<LAYER NAME='sn"+i+"' LEFT=0 TOP=0><img src="+rndPic+"></LAYER>");

   }

   }

   else{

   document.write('<div style="position:absolute;top:0px;left:0px"><div style="position:relative">');

   for (i = 0; i < Amount; i++){

   var P=Math.floor(Math.random()*grphcs.length);

   rndPic=grphcs[P];

   document.write('<img id="si'+i+'" src="'+rndPic+'" style="position:absolute;top:0px;left:0px">');

   }

   document.write('</div></div>');

   }

   WinHeight=(ns||ns6)?window.innerHeight-70:window.document.body.clientHeight;

   WinWidth=(ns||ns6)?window.innerWidth:window.document.body.clientWidth;

   for (i=0; i < Amount; i++){                                                             

    Ypos[i] = Math.round(Math.random()*WinHeight);

    Xpos[i] = Math.round(Math.random()*WinWidth);

    Speed[i]= Math.random()*5+1;

    Cstep[i]=0;

    Step[i]=Math.random()*0.1+0.05;

   }

   function fly(){

   var WinHeight=(ns||ns6)?window.innerHeight:window.document.body.clientHeight;

   var WinWidth=(ns||ns6)?window.innerWidth-70:window.document.body.clientWidth;

   var hscrll=(ns||ns6)?window.pageYOffset:document.body.scrollTop;

   var wscrll=(ns||ns6)?window.pageXOffset:document.body.scrollLeft;

for (i=0; i < Amount; i++){

   sy = Speed[i]*Math.sin(Cstep[i]);

   sx = Speed[i]*2;

   Ypos[i]+=sy;

   Xpos[i]+=sx;

   if (Xpos[i] > WinWidth){

   Ypos[i]=Math.round(Math.random()*WinHeight);

   Xpos[i]=-60;

   Speed[i]=Math.random()*5+1;

   }

if (ns){

   document.layers['sn'+i].left=Xpos[i]+wscrll;

   document.layers['sn'+i].top=Ypos[i];

   }

else if (ns6){

   document.getElementById("si"+i).style.left=Xpos[i]+wscrll;

   document.getElementById("si"+i).style.top=Math.min(WinHeight,Ypos[i]);

   }

else{

   eval("document.all.si"+i).style.left=Xpos[i]+wscrll;

   eval("document.all.si"+i).style.top=Ypos[i];

   }

   Cstep[i]+=Step[i];

   }

   setTimeout('fly()',20);

   }

if (ie||ns||ns6)

   window.onload=fly

   //-->

   </script>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Ha valami nem megy szólj és segítek. virag-78@gportal.hu )

Ellenőrítve:2017.04.10.

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