function preloader(){
newimage0 = new Image();
newimage0.src = "images/slide/slide_1.jpg";
newimage1 = new Image();
newimage1.src = "images/slide/slide_2.jpg";
newimage2 = new Image();
newimage2.src = "images/slide/slide_3.jpg";
newimage3 = new Image();
newimage3.src = "images/slide/slide_4.jpg";
newimage4 = new Image();
newimage4.src = "images/slide/slide_5.jpg";
newimage5 = new Image();
newimage5.src = "images/slide/slide_6.jpg";
newimage6 = new Image();
newimage6.src = "images/slide/slide_7.jpg";
}