function over(id, realWidth, realHeight){
		document.getElementById('d_'+id+'_b').style.display='block';
		document.getElementById('d_'+id).style.display='none';
		showImage(id, realWidth, realHeight);
	}

	function showImage(id, realWidth, realHeight){
		var xx;
		var growthByStep = new Array(75, 80, 90 ,100);
		var stepCount = growthByStep.length;

		var realTop = 100;
		var realLeft = 10;
		var stepNo = 0;
		var dLeft=0;
		var dTop=0;
		clearTimeout(100);
		img=document.getElementById(id+'_b');
		if ((stepCount > stepNo + 1)){
			stepNo++;
		        img.width = realWidth * growthByStep[stepNo] / 100;
		        dLeft=realWidth * growthByStep[stepNo]/200-realWidth*growthByStep[stepNo-1]/200;
		        dTop=realHeight * growthByStep[stepNo]/100-realHeight*growthByStep[stepNo-1]/100;
		        img.height = realHeight * growthByStep[stepNo] / 100;
			xx=setTimeout('showImage("'+id+','+realWidth+','+realHeight+'")', 30);
		}
	}

	function over1(id, realWidth, realHeight){
		document.getElementById('d_'+id+'_b').style.display='block';
		document.getElementById('d_'+id).style.display='none';
		showImage_index(id, realWidth, realHeight);
	}
	
	function showImage_index(id, realWidth, realHeight){
		var xx;
		var growthByStep = new Array(75, 80, 90 ,100);
		var stepCount = growthByStep.length;

		var realTop = 100;
		var realLeft = 10;
		var stepNo = 0;
		var dLeft=0;
		var dTop=0;

		
		img=document.getElementById(id+'_b');
		if ((stepCount > stepNo + 1)){
			stepNo++;
		        img.width = realWidth * growthByStep[stepNo] / 100;
		        dLeft=realWidth*growthByStep[stepNo]/200-realWidth*growthByStep[stepNo-1]/200;
		        dTop=realHeight*growthByStep[stepNo]/100-realHeight*growthByStep[stepNo-1]/100;
		        img.height = realHeight * growthByStep[stepNo] / 100;
			xx=setTimeout('showImage("'+id+','+realWidth+','+realHeight+'")', 30);
		}
	}

	function out(id){
		img=document.getElementById(id+'_b');
		document.getElementById('d_'+id+'_b').style.display='none';
		document.getElementById('d_'+id).style.display='block';
	
		clearTimeout(xx);
		stepNo = 0;
		dLeft=0;
		dTop=0;
	}