// javascript from compact_forms.js

function initOverLabels () {
  if (!document.getElementById) return;  	

  var labels, id, field;

  // Set focus and blur handlers to hide and show 
  // LABELs with 'overlabel' class names.
  labels = document.getElementsByTagName('label');
  for (var i = 0; i < labels.length; i++) {
	
    if (labels[i].className == 'overlabel') {

      // Skip labels that do not have a named association
      // with another field.
      id = labels[i].htmlFor || labels[i].getAttribute('for');
      if (!id || !(field = document.getElementById(id))) {
        continue;
      }

      // Change the applied class to hover the label 
      // over the form field.
      labels[i].className = 'overlabel_apply';

      // Hide any fields having an initial value.
      if (field.value !== '') {
        hideLabel(field.getAttribute('id'), true);
      }

      // Set handlers to show and hide labels.
      field.onfocus = function () {
        hideLabel(this.getAttribute('id'), true);
      };
      field.onblur = function () {
        if (this.value === '') {
          hideLabel(this.getAttribute('id'), false);
        }
      };

      // Handle clicks to LABEL elements (for Safari).
      labels[i].onclick = function () {
        var id, field;
        id = this.getAttribute('for');
        if (id && (field = document.getElementById(id))) {
          field.focus();
        }
      };

    }
  }
};

function hideLabel (field_id, hide) {
  var field_for;
  var labels = document.getElementsByTagName('label');
  for (var i = 0; i < labels.length; i++) {
    field_for = labels[i].htmlFor || labels[i].getAttribute('for');
    if (field_for == field_id) {
      labels[i].style.textIndent = (hide) ? '-2200px' : '0px';
      return true;
    }
  }
}



// javascript from http://bonrouge.com/~fixH - to automatically fix the height of all 3 blocks on homepage to same height...
/*function fixH(one,two) {
	if (document.getElementById(one)) {
		var lh=document.getElementById(one).offsetHeight;
		var rh=document.getElementById(two).offsetHeight;
		var nh = Math.max(lh, rh);
		document.getElementById(one).style.height=nh+"px";
		document.getElementById(two).style.height=nh+"px";
	}
}
*/
//this does it for three blocks and setting heights equal...
function sortNum(a,b) { return b-a}
function fixH2(one,two,three) {
	if (document.getElementById(one)) {
		var obj=new Array(3);
		var option=[one,two,three];
		for(var i=0; i<option.length; i++) {
			document.getElementById(option[i]).style.height="auto";
			obj[i]=document.getElementById(option[i]).offsetHeight;
			nh=obj.sort(sortNum);
		}
		nh1=nh.splice(1,2);
		for(var i=0; i<option.length; i++) {
			document.getElementById(option[i]).style.height=nh+"px";
		}
	}
}
//

/*
window.onload=function(){
	//fixH('leftcolumn','rightcolumn');
	fixH2('block1','block2','block3');
}
*/
window.onload = function () {
	//fixH('leftcolumn','rightcolumn');
	fixH2('block1','block2','block3');
	setTimeout(initOverLabels, 50);
};




function hideShowBlock(incomingID){
	if(document.getElementById(incomingID).style.display == 'block'){
		document.getElementById(incomingID).style.display = 'none';
	}else{
		document.getElementById(incomingID).style.display = 'block';
	}
}