function activateForm(formName){
	if(document.forms[formName].sid && document.forms[formName].sid.value!='' && document.forms[formName].pid && document.forms[formName].pid.value!='' && document.forms[formName].cid && document.forms[formName].cid.value==''){
		document.forms[formName].cid.value = document.forms[formName].sid.value + document.forms[formName].pid.value;
	}
}

var previousElementId = null;
var previousClassName = null;

function setClass(elementId, value){
	// reset previous
	if(previousElementId && previousClassName && previousElementId!=elementId){
		setClass(previousElementId, previousClassName);
	}
	// set current as previous
	if(previousElementId!=elementId){
		if (document.all){
			if(document.all[elementId] != null){
				previousElementId = elementId;
				previousClassName = document.all[elementId].className;
			}
		} else { 
			if(document.getElementById(elementId) != null){
				previousElementId = elementId;
				previousClassName = document.getElementById(elementId).getAttribute('class');
			}
		}
	}
	// set class
	if (document.all){
		if(document.all[elementId] != null){
			document.all[elementId].className = value;
		}
	} else { 
		if(document.getElementById(elementId) != null){
			document.getElementById(elementId).setAttribute('class', value);
		}
	}
}

function setStyle(elementId, value){
	
	if (document.all) {
		if(document.all[elementId] != null){
			document.all[elementId].style.display = value;
		}
	} else {
		if(document.getElementById(elementId) != null){
			document.getElementById(elementId).setAttribute('style', 'display:'+value+';');
		}
	}
}

function setVisible(elementId, value){
	
	if (document.all) {
		if(document.all[elementId] != null){
			document.all[elementId].style.visibility = value;
		}
	} else {
		if(document.getElementById(elementId) != null){
			document.getElementById(elementId).setAttribute('style', 'visibility:'+value+';');
		}
	}
}