if (document.images) {
 img1 = new Image();
 img1.src = "http://www.amtechuk.biz/images/banner_new_1_3.jpg";
 img2a = new Image();
 img2a.src = "http://www.amtechuk.biz/images/banner_new_2a_3.jpg";
 img2b = new Image();
 img2b.src = "http://www.amtechuk.biz/images/banner_new_2b_3.jpg";
 img2c = new Image();
 img2c.src = "http://www.amtechuk.biz/images/banner_new_2c_3.jpg";
 img2d = new Image();
 img2d.src = "http://www.amtechuk.biz/images/banner_new_2d_3.jpg";
}

var pics3 = new Array(5)
  pics3[0] = img1.src;
  pics3[1] = img2a.src;
  pics3[2] = img2b.src;
  pics3[3] = img2c.src;
  pics3[4] = img2d.src;

var togglePic = 1;
var ry=Math.floor(Math.random()*3);

if (ry == 0) {
	imglink1 = 'http://www.amtechuk.biz/images/banner_new_1_3.jpg';
	imglink2 = 'http://www.amtechuk.biz/images/banner_new_2a_3.jpg';
	imglink3 = 'http://www.amtechuk.biz/images/banner_new_2b_3.jpg';
	imglink4 = 'http://www.amtechuk.biz/images/banner_new_2c_3.jpg';
	imglink5 = 'http://www.amtechuk.biz/images/banner_new_2d_3.jpg';
	imglink6 = 'http://www.amtechuk.biz/images/banner_new_2a_3.jpg';
	imglinka = 'http://www.amtechuk.biz/carpet_cleaning_machines_index.php';
	img_alt = 'Carpet Cleaning Range';
} else if (ry == 1) {
	imglink1 = 'http://www.amtechuk.biz/images/banner_new_1_5.jpg';
	imglink2 = 'http://www.amtechuk.biz/images/banner_new_2a_4.jpg';
	imglink3 = 'http://www.amtechuk.biz/images/banner_new_2b_4.jpg';
	imglink4 = 'http://www.amtechuk.biz/images/banner_new_2c_4.jpg';
	imglink5 = 'http://www.amtechuk.biz/images/banner_new_2d_4.jpg';
	imglink6 = 'http://www.amtechuk.biz/images/banner_new_2a_4.jpg';
	imglinka = 'http://www.amtechuk.biz/floor_machines_index.php';
	img_alt = 'Floor Cleaning Range';
} else {
	imglink1 = 'http://www.amtechuk.biz/images/banner_new_1_6.jpg';
	imglink2 = 'none';
	imglinka = 'http://www.amtechuk.biz/janitorial_products.php';
	img_alt = 'Janitorial Range';
}

function opacity(id, opacStart, opacEnd, millisec) { 
    //speed for each frame 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 

    //determine the direction for the blending, if start and end are the same nothing happens 
    if(opacStart > opacEnd) { 
        for(i = opacStart; i >= opacEnd; i--) { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } else if(opacStart < opacEnd) { 
        for(i = opacStart; i <= opacEnd; i++) 
            { 
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed)); 
            timer++; 
        } 
    } 
} 

//change the opacity for different browsers 
function changeOpac(opacity, id) { 
    var object = document.getElementById(id).style; 
    object.opacity = (opacity / 100); 
    object.MozOpacity = (opacity / 100); 
    object.KhtmlOpacity = (opacity / 100); 
    object.filter = "alpha(opacity=" + opacity + ")"; 
} 

function blendimage(divid, imageid, imagefile, millisec) { 
    var speed = Math.round(millisec / 100); 
    var timer = 0; 
     
    //set the current image as background 
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")"; 
     
    //make image transparent 
    changeOpac(0, imageid); 
     
    //make new image 
    document.getElementById(imageid).src = imagefile; 

    //fade in image 
    for(i = 0; i <= 100; i++) { 
        setTimeout("changeOpac(" + i + ",'" + imageid + "')",(timer * speed)); 
        timer++; 
    } 
}

function startTV() {
	if (imglink2 != 'none') { 
		if (togglePic == 1) {
			blendimage('blenddiv','blendimage',imglink3,1200);
			togglePic = 2;
			setTimeout("startTV()",4000);
		} else if (togglePic == 2) {
			blendimage('blenddiv','blendimage',imglink4,1200);
			togglePic = 3;
			setTimeout("startTV()",4000);
		} else if (togglePic == 3) {
			blendimage('blenddiv','blendimage',imglink5,1200);
			togglePic = 4;
			setTimeout("startTV()",4000);
		} else {
			blendimage('blenddiv','blendimage',imglink6,1200);
			togglePic = 1;
			setTimeout("startTV()",4000);
		}
	}
}


function random_tv()
  {
  if (imglink2 == 'none' ) {
  	document.write('<tr height="211">');
  	document.write('<td width="804">');
  	document.write('<a href="' + imglinka + '">');
  	document.write('<img src="' + imglink1 + '" alt="' + img_alt + '" style="float: none; border: none; margin: none; padding: none; display: block;">');
  	document.write('</a>');
	document.write('</td>');
	document.write('</tr>');	
  } else {
  	document.write('<tr height="211">');
  	document.write('<td width="587">');
  	document.write('<a href="' + imglinka + '">');
  	document.write('<img src="' + imglink1 + '" alt="' + img_alt + '" style="float: none; border: none; margin: none; padding: none; display: block;">');
  	document.write('</a>');
  	document.write('</td>');
  	document.write('<td width="217">');
  	document.write('<div style="background-image: url(' + imglink2 + '); background-repeat: no-repeat; width: 217px; height: 211px; border: none; margin: none; padding: none; display: block; float: none;" id="blenddiv">');
  	document.write('<a href="' + imglinka + '">');
  	document.write('<img src="' + imglink2 + '" style="float: none; width: 217px; height: 211px; border: none; margin: none; padding: none; display: block; filter: alpha(opacity=0); -moz-opacity: 0; opacity: 0;" id="blendimage" alt="' + img_alt + '" />');
  	document.write('</a>');
	document.write('</div>');
	document.write('</td>');
	document.write('</tr>');
  }
}