function getFormElements() 
{
	var params='';	
	if(document.getElementById("lightboxform")==null){
		return params;
	}
	var oform=document.lightboxform;
	for (var i=0;i<oform.elements.length;i++)
	{
		var e = oform.elements[i];
		
		switch(e.type) 
			{    
				
				case "checkbox": 
				case "radio":     
				if(e.checked) 
					params += e.name + "=" +e.value+ "&"; 
				break;   
				case "select-one":  
				params +=e.name + "=" +e.options[e.selectedIndex].value + "&"; 
				break;     
 				case "select-multiple":  
					len =e.length;
					for (var j = 0; j < len; j++) 
					{
						if (e[j].selected)
							params +=e.name + "=" +e[j].value + "&"; 
					}
				break; 
				default:
				params +=e.name + "=" +e.value + "&"; 
				break;    
			
			} 
	}
	if(params){
		params = params.substr(0,(params.length - 1));   
	}
	return params;
}

function trim(strVar) { 
     if(strVar.length >0)
	 {
	        while(strVar.charAt(0)==" ") 
			strVar=strVar.substring(1,strVar.length); 
			while(strVar.charAt(strVar.length-1)==" ") 
			strVar=strVar.substring(0,strVar.length-1); 			
			
	 }
	 return strVar; 
}