m_height = 400;
m_width  = 750

var xpos = (screen.width-m_width)/2;
var ypos = (screen.height-m_height)/2;

function openw(produkturl)
{
	produktdetail = window.open(produkturl, "produktdetail","top="+ypos+",screenY="+ypos+"px,screenX="+xpos+"px,left="+xpos+",width="+m_width+",height="+m_height+",resizable=no,menubar=no,statusbar=no,locationbar=no,scrollbars=yes");
	produktdetail.focus();
}