var popUpWin=0;

function popUp(url, popName, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(url, popName, 'toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=1,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}


function popWVars(url,markets,topics,dates) {
	//alert(url);
	url += '&markets=' + markets + '&dates=' + dates + '&topics=' + topics;
	popUp(url,'Window','0','0','760','600');
}

function popAdverts(url) {
	//'&advertiser=' + document.forms.form1.elements.advertiser[document.forms.form1.elements.advertiser.selectedIndex].value + 
	url += '&category=' + document.forms.form1.elements.category[document.forms.form1.elements.category.selectedIndex].value;
	popUp(url,'0','0','760','600');
}

function popEvents(url,popName) {
	url += '&market=' + document.forms.form1.elements.market[document.forms.form1.elements.market.selectedIndex].value + '&theDate=' + document.forms.form1.elements.theDate[document.forms.form1.elements.theDate.selectedIndex].value;
	popUp(url,popName,'0','0','760','600');
}

function popEventDetails(url,popName) {
	popUp(url,popName,'0','0','300','300');
}

// + '&category=' + document.forms.form1.elements.category[document.forms.form1.elements.category.selectedIndex].value