function open_win(url,target,specs)
{
	window.open(url,target,specs);
}

function validate(myForm){
	//alert('hi!');
	var isValid=true;
	var required=new Array("firstname","lastname","email","school","country","os","browser","problem");
	var len=required.length;
	
	
	for(var i=0;i<len;i++){
		//debugging output
		
		var obj = myForm.elements[required[i]];
		//document.getElementById('debug').innerHTML=myForm.r+"<br>";
		if(obj.value == null || obj.value == ""){
			document.getElementById(required[i]+'_error').style.display="block";
			isValid=false;
		}
		
		
	}
	
	return isValid;
}

function jump( form ) { 

	var newIndex = form.fieldname.selectedIndex; 
	var url = form.fieldname.options[ newIndex ].value; 
	window.location.assign( url ); 


}