优化滚动逻辑

src/app/my/activity-detail/activity-detail.component.html

@@ -32,7 +32,7 @@
 		<div id="tab4" class="imgBox"><img src="assets/images/activity/activity04.png"></div>
 		<div id="tab5" class="imgBox"><img src="assets/images/activity/activity05.png"></div>
 		<div id="tab6" class="imgBox"><img src="assets/images/activity/activity06.png"></div>
-		<div class="imgBox" [ngClass]="shareCode?'maginT':'marginF'" >
+		<div class="imgBox" [ngClass]="shareCode? (state ? 'marginF':'maginT') :'marginF'" >
 			<img src="assets/images/activity/activity07.png">
 			<div (click)="c_guanw()" class="buttonBox" style="left: 8.5%;bottom:20%;padding: 2px 10px;">
 				银盾官网了解更多

src/app/my/activity-detail/activity-detail.component.ts

@@ -116,7 +116,7 @@ export class ActivityDetailComponent implements OnInit, OnDestroy {
 	}
 	handleScroll() {
 		//盒子高度
-		let clientHeight  = document.getElementById("offsetHeight").clientHeight - document.getElementById("content").clientHeight+(this.shareCode?70:120);
+		let clientHeight  = document.getElementById("offsetHeight").clientHeight - document.getElementById("content").clientHeight+(this.shareCode?(this.state?120:70):120);
 		
 		//滑动是否是横向
 		if(this.scrollTop==document.getElementById("content").scrollTop){
@@ -143,6 +143,8 @@ export class ActivityDetailComponent implements OnInit, OnDestroy {
 				});
 			}
 			
+			console.log(clientHeight);
+			console.log(this.scrollTop);
 			//滚动到底判断
 			if(clientHeight==this.scrollTop){
 				document.getElementById("content").scrollTo({