var zafar = null; 

function bb(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/percent.html","GSW", "resizable=0,scrollbars=0,status=0,width=550,height=194");zafar.moveTo(410,14)}else{zafar.focus();};
}

function cc(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/beam.html","GSW", "resizable=0,scrollbars=0,status=0,width=720,height=450");zafar.moveTo(90,14)}else{zafar.focus();};
}

function dd(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/steelbeams.html","GSW", "resizable=0,scrollbars=1,status=0,width=720,height=500");zafar.moveTo(90,14)}else{zafar.focus();};
}

function ee(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/column.html","GSW", "resizable=0,scrollbars=0,status=0,width=356,height=140");zafar.moveTo(410,14)}else{zafar.focus();};
}

function ff(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/metalweight.html","GSW", "resizable=0,scrollbars=0,status=0,width=365,height=500");zafar.moveTo(410,14)}else{zafar.focus();};
}

function gg(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/nailcalc.html","GSW", "resizable=0,scrollbars=1,status=0,width=419,height=500");zafar.moveTo(410,14)}else{zafar.focus();};
}

function hh(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/tankvolcalc.html","GSW", "resizable=0,scrollbars=0,status=0,width=500,height=610");zafar.moveTo(410,14)}else{zafar.focus();};
}

function ii(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/tankrec.html","GSW", "resizable=0,scrollbars=0,status=0,width=450,height=293");zafar.moveTo(410,14)}else{zafar.focus();};
}

function jj(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/tankrou.html","GSW", "resizable=0,scrollbars=0,status=0,width=490,height=293");zafar.moveTo(410,14)}else{zafar.focus();};
}

function kk(){
if(zafar == null || zafar.closed){zafar= window.open("/etools/calculators/tdhead.html","GSW", "resizable=0,scrollbars=0,status=0,width=700,height=293");zafar.moveTo(95,14)}else{zafar.focus();};
}

function zz(){
if(zafar == null || zafar.closed){zafar= window.open("/forms/agreement.html","GSW", "resizable=0,scrollbars=1,status=0,width=500,height=610");zafar.moveTo(410,14)}else{zafar.focus();};
}