// Rollovers
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}
var preloadFlag = false;
function preloadImages()
{
	if (document.images)
	{
		prodGroup_over = newImage("../images/home_prodGroup_rollOver.gif");
		arrowOrange_over = newImage("../images/arrowOrange_on.gif");
		arrowOrange = newImage("../images/arrowOrange.gif");
		small_over = newImage("../images/textsmall_over.gif");
		big_over = newImage("../images/textbig_over.gif");		
		/*new images. */
		KEY_FEAT_fax_over = newImage( "../images/Products/KEY_FEAT_fax_over.jpg");
		
		KEY_FEAT_printer_over = newImage( "../images/Products/KEY_FEAT_printer_over.jpg");
		
		KEY_FEAT_copier_over = newImage( "../images/Products/KEY_FEAT_copier_over.jpg");
		
		KEY_FEAT_scanner_over = newImage( "../images/Products/KEY_FEAT_scanner_over.jpg");
		
		KEY_FEAT_pc_fax_over = newImage( "../images/Products/KEY_FEAT_pc_fax_over.jpg");
		
		KEY_FEAT_phone_over = newImage( "../images/Products/KEY_FEAT_phone_over.jpg");
		/*end new images*/ 
		preloadFlag = true;
	}
}

//DROP DOWN CODE
currentItem = "";
startAction = false;

function hideMenu(menuName) {
    var divObj = document.getElementById(menuName);
    divObj.style.visibility="hidden";
    document.getElementById('backdrop').style.visibility = "hidden";
}

function showMenu(menuName) {
  	if(startAction)
	{
    	document.getElementById(menuName).style.visibility = "hidden"; /* orig 'aboutus' */
   		
		var divObj = document.getElementById(menuName);
	    divObj.style.visibility="visible";
		
	    currentItem = menuName;
	    document.getElementById('backdrop').style.visibility = "visible";
  }
}

function reloadPage() {
    history.go(0);
}

var coordinates=new Object();

/* set positions */
function thisDetails() {
		
		var pleft = parseInt(coordinates.x)+8;
		var ptop = parseInt(coordinates.y)+151;

		if(navigator.appName == "Microsoft Internet Explorer")
		{
			var pleft = parseInt(coordinates.x)+208;
			var ptop = parseInt(coordinates.y)+253;
		}

		document.getElementById('solutions').style.left = pleft +"px";
	    	document.getElementById('solutions').style.top = ptop +"px"; 
		
		document.getElementById('overview').style.left = pleft +"px";
	    	document.getElementById('overview').style.top = ptop +"px";
		
		document.getElementById('resources').style.left = pleft +"px";
	    	document.getElementById('resources').style.top = ptop +"px"; 
		
		document.getElementById('products').style.left = pleft +"px";
	    	document.getElementById('products').style.top = ptop +"px";
		
		document.getElementById('home').style.left = pleft +"px";
	    	document.getElementById('home').style.top = ptop +"px"; 
	
   
}

var onMenu = false;
var onButton = false;

function getAnchorPosition(anchorname) {

	// This function will return an Object with x and y properties
	var useWindow=false;
	var x=0,y=0;
	// Browser capability sniffing
	var use_gebi=false, use_css=false, use_layers=false;
	if (document.getElementById) { use_gebi=true; }
	else if (document.all) { use_css=true; }
	else if (document.layers) { use_layers=true; }
	// Logic to find position
 	if (use_gebi && document.all) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_gebi) {
		var o=document.getElementById(anchorname);
		x=AnchorPosition_getPageOffsetLeft(o);
		y=AnchorPosition_getPageOffsetTop(o);
		}
 	else if (use_css) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_layers) {
		var found=0;
		for (var i=0; i<document.anchors.length; i++) {
			if (document.anchors[i].name==anchorname) { found=1; break; }
			}
		if (found==0) {
			coordinates.x=0; coordinates.y=0; return coordinates;
			}
		x=document.anchors[i].x;
		y=document.anchors[i].y;
		}
	else {
		coordinates.x=0; coordinates.y=0; return coordinates;
		}
//	coordinates.x=x-1;
//	coordinates.y=y+29;




//Find the resolution of browser and then set the x & y co-ordinate
var ScrnSize = "UnCommon"

  if ((navigator.appVersion.indexOf("4.") != -1 || navigator.appVersion.indexOf("5.") != -1 || navigator.appVersion.indexOf("6.") != -1 || navigator.appVersion.indexOf("7.") != -1) && navigator.appName.indexOf("Explorer") != -1) 
  {
     ScrnSize = screen.width + "x" + screen.height;
  }

  if (navigator.appVersion.indexOf("4.") != -1 && 
      navigator.appName.indexOf("Netscape") != -1) {
     ScrnSize = screen.width + "x" + (screen.height + 19); //Netscape sees 19 pixels less on Height
  }
  switch(ScrnSize) {
    case "640x480": 
	coordinates.x=x;
	coordinates.y=y;  
	break;
    case "800x600":   
	coordinates.x=x;
	coordinates.y=y;
	break;
    case "1024x768":  
	coordinates.x=x-1;
	coordinates.y=y+29;
	break;
    case "1152x864":  
	coordinates.x=x;
	coordinates.y=y;
	break;
    case "1280x1024": 
	coordinates.x=x-1;
	coordinates.y=y+29;
	break;
    case "1600x1200": 
	coordinates.x=x;
	coordinates.y=y;
	break;
    case "1600x1280": 
	coordinates.x=x;
	coordinates.y=y;
	break;
    default:          
	coordinates.x=x;
	coordinates.y=y+10;
  }


    thisDetails();
    startAction = true;
	return coordinates;
}

function getAnchorWindowPosition(anchorname) {
	var coordinates=getAnchorPosition(anchorname);
	var x=0;
	var y=0;
	if (document.getElementById) {
		if (isNaN(window.screenX)) {
			x=coordinates.x-document.body.scrollLeft+window.screenLeft;
			y=coordinates.y-document.body.scrollTop+window.screenTop;
			}
		else {
			x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
			y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
			}
		}
	else if (document.all) {
		x=coordinates.x-document.body.scrollLeft+window.screenLeft;
		y=coordinates.y-document.body.scrollTop+window.screenTop;
		}
	else if (document.layers) {
		x=coordinates.x+window.screenX+(window.outerWidth-window.innerWidth)-window.pageXOffset;
		y=coordinates.y+window.screenY+(window.outerHeight-24-window.innerHeight)-window.pageYOffset;
		}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
}

// Functions for IE to get position of an object
function AnchorPosition_getPageOffsetLeft (el) {
	

	var ol=el.offsetLeft;
	while ((el=el.offsetParent) != null) { ol += el.offsetLeft; }
	return ol;

}
function AnchorPosition_getWindowOffsetLeft (el) {
	return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;
}	
function AnchorPosition_getPageOffsetTop (el) {
	var ot=el.offsetTop;
	while((el=el.offsetParent) != null) { ot += el.offsetTop; }
	return ot;
}
function AnchorPosition_getWindowOffsetTop (el) {
	return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;
}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
// END DROP DOWN CODE