Open .aspx page with parameter in popup window

<a href=”javascript:return false;” onclick=”javascript:window.open(’sendquery.aspx?rg=” + sd.REGID + “&comp=” + sd.COMPANYNAME + “&city=” + sd.CITYNAME + “‘,’smallwindowsms’,'toolbars=0,crollbars=0,width=600,

height=500,menubar=0,resizable=0′);return false;”>send query</a>