// Rebels Global JavaScript


function calcSeedLbs( lbs_per_sq, target_div_name ){
 
 
     

 
     var area_size = document.getElementById('area_size');
     var area_size_value = Number(area_size.value);
     lbs_per_sq = Number(lbs_per_sq);   
     var target_div = document.getElementById(target_div_name);
     var calc_lbs = roundNumber(lbs_per_sq * area_size_value/1000, 2);

     target_div.innerHTML= "You will need<br /><b>"+ calc_lbs + "</b> pounds<br />of seed.";
     
     pageTracker._trackEvent('Products', 'Seed Calculator', area_size_value);
     
}

function roundNumber(num, dec) {
	var result = Math.round(num*Math.pow(10,dec))/Math.pow(10,dec);
	return result;
}

function ocSelect(area_select){

     var sIndex = Number(area_select.selectedIndex);
     var nvalue = Number(area_select.options[sIndex].value);
     
     var area_size = document.getElementById('area_size');
     area_size.value = nvalue;
}

function goHdrSearch(){
     document.forms.hdrsearch.submit();
}

function clearSearch(xfield){

     if(xfield.value=='SEARCH')
          xfield.value='';

}

function restoreSearch(xfield){

     if(xfield.value=='')
          xfield.value='SEARCH';
}