slideshow javascript onmouseover : My code is running well ... 
but there is one thing i cant solt it ,,, 
when i over my mouse on the pic its start well ,,, but when i over again it's became more faster and faster ,,, this is my code :) 

    <html>
    <head></head>
    <body>
    <script type="text/javascript">
           var Image =new Array("Image/welcome.png","Image/To.png",
           "Image/My.png","Image/WepPage.png","Image/inphp.png");
           var Image_Number=0;
           var Image_Length= Image.length;

           function change_image(num){
               Image_Number = Image_Number + num;
               if(Image_Number > Image_Length)
               Image_Number = 0;
               if(Image_Number < Image_Length)

               document.slideshow.src = Image[Image_Number];
               return false;
               Image_Number = Image_Length;
           }
           function auto () {
               setInterval("change_image(1)", 1000);
           }
    </script>
        <!--Slide____________________________________________________Show -->
            <img src="Image/Welcome.png" name="slideshow" onmouseover="auto()"   />
                                                                                            
    </body>
    </html>
