function abreclte(){ 

	var cDest = 'zIngCli.asp';
	var nAncVen = 460 + 10;
  	var nAltVen = 260 + 60;
  	var nAncDis = screen.availWidth;
  	var nAltDis = screen.availHeight;
  	var nMarIzq = (nAncDis-nAncVen)/2;
  	var nMarSup = (nAltDis-nAltVen)/2;
  	
	if (nAncDis <= nAncVen){
		nMarIzq = 0; 
		nAncVen = nAncDis;
	}
  	if (nAltDis <= nAltVen){
		nMarSup = 0; 
		nAltVen = nAltDis;
	}

  	var cWinCfg = 'menubar=no,toolbar=no,location=no,personalbar=no,scrollbars=no,status=yes,resizable=no';
  	cWinCfg += ',left=' + nMarIzq + ',top=' + nMarSup + ',height=' + nAltVen + ',width=' + nAncVen;
  	wfCliente=window.open(cDest, 'wfCliente', cWinCfg);
  	wfCliente.focus();
}