function openwindow(url,name,height,width, scrollbars) 
{ 
	leftpos = (screen.width/2) - (width/2);
	features = "width=" + width + ",height=" + height + ",left=" + leftpos + ",top=200,scrollbars=" + scrollbars;
	window.open(url,name,features);
}



function BlankField (fld) {
	fld.value="";
}




function popupimage(src)
{
	features = "width=250,height=150,left=100,top=100";
	features += ",status=0,toolbar=0,location=0,menubar=0,directories=0, resizable=1,scrollbars=1,";  
	
	window.open( '/image.aspx?src=' + src , 'imagepopup' , features );
}


function openCalendar (controlname)
{
	openwindow('/calendar.aspx?control=' + controlname,'calendar',168,265,'no');
}


function openSizeChart ()
{
	openwindow('/sizechart.htm','sizechart',400,501,'yes');
}


function swapImage(imageElement, newSrc)
{
    imageElement.src = newSrc;
}



function openTellAFriend()
{
	openwindow('/tell-a-friend/popup.aspx','tellafriend',300,400,'yes');
}