// preload images

if (document.images) {
	var img1on = new Image();
	img1on.src = "images/referrals_on.gif";
	var img2on = new Image();
	img2on.src = "images/webfile_on.gif";
	
	var img1off = new Image();
	img1off.src = "images/referrals.gif";
	var img2off = new Image();
	img2off.src = "images/webfile.gif";
}

// roll over
function imgOn(imgName) {
	if (document.images) {
		document.images[imgName].src = eval(imgName + "on.src");
	}
}

// roll off
function imgOff(imgName) {
	if (document.images) {
		document.images[imgName].src = eval(imgName + "off.src");
	}
}

function jumpto(form) {
	place = form.choice.options.selectedIndex;
	selected = form.choice.options[place].value;
	if (selected != "null") {
			document.location.href = selected;
			return false;
	}
}

// Fade technique for buttons

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 opacity2(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 changeOpac2(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 + ")"; 
}

// Show / Hide Toggle for Divs

function toggleLayer(whichLayer) {
        if (document.getElementById) {
                // this is the way the standards work
                var style2 = document.getElementById(whichLayer).style;
                style2.display = style2.display? "":"block";
        }
        else if (document.all) {
                // this is the way old msie versions work
                var style2 = document.all[whichLayer].style;
                style2.display = style2.display? "":"block";
        } else if (document.layers) {
                // this is the way nn4 works
                var style2 = document.layers[whichLayer].style;
                style2.display = style2.display? "":"block";
        }
}

function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=250,height=250,left = 362,top = 234');");
}

function contact(URL) {
day = new Date();
id = day.getTime();
newurl = "contact/" + URL ;

eval("page" + id + " = window.open( newurl, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=750,height=400,left = 362,top = 234');");
}