// common helper functions


var PDH = {
	
	version:"1.0",
	
	isIE: navigator.appName.indexOf("Microsoft")!=-1,
	
	Common:{

		getBrowserSize:function(){
			
			var bsize = new Object();
			
			if (parseInt(navigator.appVersion)>3) {
			 if (navigator.appName=="Netscape") {
			  bsize.width = window.innerWidth;
			  bsize.height = window.innerHeight;
			 }
			 else if (navigator.appName.indexOf("Microsoft")!=-1) {
			  bsize.width = document.body.offsetWidth;
			  bsize.height = document.body.offsetHeight;
			 }
			}
						
			return bsize;
			
		},
		
		getDivSize:function(div){
			
			var esize = new Object();
			
			esize.height = parseFloat(document.getElementById(div).style.height);
			esize.width = parseFloat(document.getElementById(div).style.width);
			
			return esize;
			
		}
		
	} // end Common

}; // end PDH