function slide(elem,elem2){document.getElementById('slider_1').style.display='none';document.getElementById('slider_2').style.display='none';document.getElementById('slider_3').style.display='none';document.getElementById('slider_4').style.display='none';document.getElementById('slider_5').style.display='none';document.getElementById('slider_6').style.display='none';document.getElementById('slider_7').style.display='none';document.getElementById('slider_8').style.display='none';document.getElementById('slider_9').style.display='none';document.getElementById('slider_top_left_1').style.background='url("images/left_top.png") no-repeat';document.getElementById('slider_mid_left_2').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_3').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_4').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_5').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_6').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_7').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_8').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_bottom_left_9').style.background='url("images/left_bottom.png") no-repeat';document.getElementById(elem).style.display='';if(elem=='slider_1'){document.getElementById(elem2).style.background='url("images/left_top_a.png") no-repeat'}else if(elem=='slider_9'){document.getElementById(elem2).style.background='url("images/left_bottom_a.png") no-repeat'}else{document.getElementById(elem2).style.background='url("images/left_mid_a.png") no-repeat'}}function unslide(elem){document.getElementById(elem).style.display='none'}function lastslide(elem,elem2){document.getElementById('slider_1').style.display='none';document.getElementById('slider_2').style.display='none';document.getElementById('slider_3').style.display='none';document.getElementById('slider_4').style.display='none';document.getElementById('slider_5').style.display='none';document.getElementById('slider_6').style.display='none';document.getElementById('slider_7').style.display='none';document.getElementById('slider_8').style.display='none';document.getElementById('slider_9').style.display='none';document.getElementById('slider_top_left_1').style.background='url("images/left_top.png") no-repeat';document.getElementById('slider_mid_left_2').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_3').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_4').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_5').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_6').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_7').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_mid_left_8').style.background='url("images/left_mid.png") no-repeat';document.getElementById('slider_bottom_left_9').style.background='url("images/left_bottom.png") no-repeat';document.getElementById(elem).style.display='';if(elem=='slider_1'){document.getElementById(elem2).style.background='url("images/left_top_a.png") no-repeat'}else if(elem=='slider_9'){document.getElementById(elem2).style.background='url("images/left_bottom_a.png") no-repeat'}else{document.getElementById(elem2).style.background='url("images/left_mid_a.png") no-repeat'}}